diff --git a/composeApp/src/commonMain/kotlin/mg/dot/feufaro/solfa/AnnotatedTUO.kt b/composeApp/src/commonMain/kotlin/mg/dot/feufaro/solfa/AnnotatedTUO.kt
index 177f12d..49d3a8b 100644
--- a/composeApp/src/commonMain/kotlin/mg/dot/feufaro/solfa/AnnotatedTUO.kt
+++ b/composeApp/src/commonMain/kotlin/mg/dot/feufaro/solfa/AnnotatedTUO.kt
@@ -6,7 +6,8 @@ enum class LineType {
 }
 class UnderlineSpec (
     var x: Int,
-    val lineType: LineType
+    val lineType: LineType,
+    val isNewParen: Boolean = false
 ) {
     var y: Int = -1
     var okX = false
@@ -30,9 +31,10 @@ class AnnotatedTUO (originalString: String, val voiceNumber: Int){
         while (inRoundParen.size <= voiceNumber) {
             inRoundParen.add(false)
         }
+        val newParen = value && !inRoundParen[voiceNumber]
         inRoundParen[voiceNumber] = value
         if (value) {
-            underlineSpec.add(UnderlineSpec(x, LineType.ROUND))
+            underlineSpec.add(UnderlineSpec(x, LineType.ROUND, newParen))
         } else {
             underlineSpec.lastOrNull()?.y = x
         }
@@ -49,9 +51,10 @@ class AnnotatedTUO (originalString: String, val voiceNumber: Int){
         while (inSquareParen.size <= voiceNumber) {
             inSquareParen.add(false)
         }
+        val newParen = value && !inSquareParen[voiceNumber]
         inSquareParen[voiceNumber] = value
         if (value) {
-            underlineSpec.add(UnderlineSpec(x, LineType.SQUARE))
+            underlineSpec.add(UnderlineSpec(x, LineType.SQUARE, newParen))
         } else {
             underlineSpec.lastOrNull()?.y = x
         }
@@ -60,10 +63,10 @@ class AnnotatedTUO (originalString: String, val voiceNumber: Int){
         var x = -1
         if (voiceNumber > 0) {
             if (inRoundParen.size > voiceNumber && inRoundParen[voiceNumber]) {
-                underlineSpec.add(UnderlineSpec(0, LineType.ROUND))
+                underlineSpec.add(UnderlineSpec(-1, LineType.ROUND))
             }
             if (inSquareParen.size > voiceNumber && inSquareParen[voiceNumber]) {
-                underlineSpec.add(UnderlineSpec(0, LineType.SQUARE))
+                underlineSpec.add(UnderlineSpec(-1, LineType.SQUARE))
             }
             originalString.toCharArray().forEach {
                 when (it) {
@@ -75,7 +78,7 @@ class AnnotatedTUO (originalString: String, val voiceNumber: Int){
                     else -> {
                         x++
                         finalText += it
-                        if (it in listOf('d', 'r', 'm', 'f', 's', 'l', 't')) {
+                        if (it in listOf('d', 'r', 'm', 'f', 's', 'l', 't', '-', '―')) {
                             val lastUnderLineSpec = underlineSpec.lastOrNull()
                             if (lastUnderLineSpec?.okX == false) {
                                 lastUnderLineSpec.okX = true
diff --git a/composeApp/src/commonMain/kotlin/mg/dot/feufaro/solfa/Solfa.kt b/composeApp/src/commonMain/kotlin/mg/dot/feufaro/solfa/Solfa.kt
index 247cbda..5face48 100644
--- a/composeApp/src/commonMain/kotlin/mg/dot/feufaro/solfa/Solfa.kt
+++ b/composeApp/src/commonMain/kotlin/mg/dot/feufaro/solfa/Solfa.kt
@@ -30,6 +30,7 @@ class Solfa(val sharedScreenModel: SharedScreenModel, private val fileRepository
         val REGEX_VOWELS_STAGE3         = Regex("_([\\?\\!:,;\\.»\\)]+)")
         val REGEX_MALAGASY_MN           = Regex("([aeio])_([nm])([tdjkbp])")
         val REGEX_MALAGASY_MN_STAGE2    = Regex("_([mn])-")
+        val REGEX_PAREN_RECURSIVE       = Regex("(\\([^\\(\\)]*)\\(([^\\)]*)\\)")
     }
     var nextTIndex: Int = -1
     var nextNIndex: Int = -1
@@ -151,6 +152,9 @@ class Solfa(val sharedScreenModel: SharedScreenModel, private val fileRepository
     }
     private fun rearrangeNote(noteString: String, infiniteIter: Int = 0): String {
         var result: String = noteString
+        result = result    .replace(REGEX_PAREN_RECURSIVE, "$1$2")
+        result = result    .replace(REGEX_PAREN_RECURSIVE, "$1$2")
+        result = result    .replace(REGEX_PAREN_RECURSIVE, "$1$2")
         result = result    .replace(REGEX_SHIFT_PAREN_UPWARD, "$2$1")
         result = result    .replace(REGEX_SHIFT_PAREN_DOWNWARD, "$2$1")
         result = result    .replace(REGEX_COLLAPSE_PARENS_OPEN, "$1")
@@ -228,10 +232,14 @@ class Solfa(val sharedScreenModel: SharedScreenModel, private val fileRepository
                             replacement = if (noteCharIterator.hasNext()) noteCharIterator.next() else 'd'
                             firstInLoop = false
                         }
+                        if (replacement == '(') {
+                            result += replacement
+                            replacement = if (noteCharIterator.hasNext()) noteCharIterator.next() else 'd'
+                        }
                         for (repetition in 0 until 6) {
                             result += replacement
                             replacement = if (noteCharIterator.hasNext()) noteCharIterator.next() else 'd'
-                            if (replacement in setOf('d', 'r', 'm', 'f', 's', 'l', 't' , 'z',
+                            if (replacement in setOf('d', 'r', 'm', 'f', 's', 'l', 't' , 'z', '(',
                                     'D', 'R', 'M', 'F', 'S', 'L', 'T', '-', 'Z')) {
                                 break
                             }
diff --git a/composeApp/src/commonMain/kotlin/mg/dot/feufaro/solfa/TimeUnitObject.kt b/composeApp/src/commonMain/kotlin/mg/dot/feufaro/solfa/TimeUnitObject.kt
index b90b542..3a02483 100644
--- a/composeApp/src/commonMain/kotlin/mg/dot/feufaro/solfa/TimeUnitObject.kt
+++ b/composeApp/src/commonMain/kotlin/mg/dot/feufaro/solfa/TimeUnitObject.kt
@@ -345,8 +345,8 @@ fun TimeUnitComposable(
                             var xStart = 0f
                             val separatorLength = if (tuo.sep0 in listOf(":", "!")) 1 else 0
                             val leftMarginUnderlineDp = when (tuo.sep0) {
-                                "/" -> 8.dp
-                                "|" -> 5.dp
+                                "!" -> 8.dp
+                                ":" -> 3.dp
                                 else -> 0.dp
                             }
                             val leftMarginUnderline = with(currentDensity) {
@@ -356,7 +356,9 @@ fun TimeUnitComposable(
                                 val lineGlobalStartOffset = textLayoutResult?.getLineStart(ta.voiceNumber - 1) ?: 0
                                 val globalStartIndex = lineGlobalStartOffset + us.x
                                 xStart = textLayoutResult?.getCursorRect(globalStartIndex)?.left ?: 0f
-                                xStart -= leftMarginUnderline
+                                if (us.isNewParen) {
+                                    xStart += leftMarginUnderline
+                                }
                             }
                             var xEnd = size.width
                             if (us.y > -1 ) {