aha chikacha riki chikacha
aha chikacha riki chikacha .
a h a WORD_BOUNDARY t̠ʃ i k a t̠ʃ a WORD_BOUNDARY r i k i WORD_BOUNDARY t̠ʃ i k a t̠ʃ a WORD_BOUNDARY
a h a WORD_BOUNDARY c h i k a c h a WORD_BOUNDARY r i k i WORD_BOUNDARY c h i k a c h a WORD_BOUNDARY