cha:cha:cha:cha:chachachacha
cha:cha:cha:cha:chachachacha .
t̠ʃ a WORD_BOUNDARY t̠ʃ a WORD_BOUNDARY t̠ʃ a WORD_BOUNDARY t̠ʃ a WORD_BOUNDARY t̠ʃ a t̠ʃ a t̠ʃ a t̠ʃ a WORD_BOUNDARY
c h a : c h a : c h a : c h a : c h a c h a c h a c h a WORD_BOUNDARY