tu dua tiga satu dua tiga
tu dua tiga satu dua tiga .
t u WORD_BOUNDARY d u a WORD_BOUNDARY t i ɡ a WORD_BOUNDARY s a t u WORD_BOUNDARY d u a WORD_BOUNDARY t i ɡ a WORD_BOUNDARY
t u WORD_BOUNDARY d u a WORD_BOUNDARY t i g a WORD_BOUNDARY s a t u WORD_BOUNDARY d u a WORD_BOUNDARY t i g a WORD_BOUNDARY . WORD_BOUNDARY