baca baca baca baca baca baca
baca baca baca baca baca baca .
b a t̠ʃ a WORD_BOUNDARY b a t̠ʃ a WORD_BOUNDARY b a t̠ʃ a WORD_BOUNDARY b a t̠ʃ a WORD_BOUNDARY b a t̠ʃ a WORD_BOUNDARY b a t̠ʃ a WORD_BOUNDARY
b a c a WORD_BOUNDARY b a c a WORD_BOUNDARY b a c a WORD_BOUNDARY b a c a WORD_BOUNDARY b a c a WORD_BOUNDARY b a c a WORD_BOUNDARY . WORD_BOUNDARY