bisa tu tu tu tu tu
bisa tu tu tu tu tu .
b i s a WORD_BOUNDARY t u WORD_BOUNDARY t u WORD_BOUNDARY t u WORD_BOUNDARY t u WORD_BOUNDARY t u WORD_BOUNDARY
b i s a WORD_BOUNDARY t u WORD_BOUNDARY t u WORD_BOUNDARY t u WORD_BOUNDARY t u WORD_BOUNDARY t u WORD_BOUNDARY . WORD_BOUNDARY