more accurate icnt for rep operator

test.sh

@@ -45,6 +45,7 @@ b[^c]*
 [а-г]+
 called|chief|dust|familiar|forth|waif|campaign|divers|smile|notice|kill|human|stands|nightshade|dollar|doughty|gloaming|twist|July|officers|wrest|coop|one|ability|welcome|significance|writer|spring|it's|helped|set|Paris|from|coomb|stay|hummock|taken|anon|makes|boat|nearly|am|justice|further|expression|contemporary|sooth|order|about|question|lived|apply|educational|of|night|satisfy|opened|never|success|until|visit|promise|parts|beneath|matter|typical|bade|apartment|rapidly|primary|bring|throat|hold|laws|understand|trade|desire|material|evidence|another|often|plash|model|someone|bond|hell|relationship|probably|exercise|performance|wants|known|countries|gammer|leeward|took|itself|representative|objection|aircraft
 abc+h+d+f
+([0-9]|abc){5}[0-9]+(grh)
 "
 input="\
 abcdef
@@ -91,6 +92,7 @@ aaaabcdefghij
 ааааабвг...
 hhfd h23  performance
 abcccccccccccchdf
+344444442344grhhhsdfg
 "
 expect="\
 (0,3)
@@ -137,6 +139,7 @@ expect="\
 (0,16)
 (10,21)
 (0,17)
+(0,15)(4,5)(12,15)
 (0,0)
 "
 c=1