chachacha chacha chachacha
chachacha chacha chachacha .
t̠ʃ a t̠ʃ a t̠ʃ a WORD_BOUNDARY t̠ʃ a t̠ʃ a WORD_BOUNDARY t̠ʃ a t̠ʃ a t̠ʃ a WORD_BOUNDARY
c h a c h a c h a WORD_BOUNDARY c h a c h a WORD_BOUNDARY c h a c h a c h a WORD_BOUNDARY