toto mama toto toto mama
toto mama toto toto mama .
t o̞ t o̞ WORD_BOUNDARY m a m a WORD_BOUNDARY t o̞ t o̞ WORD_BOUNDARY t o̞ t o̞ WORD_BOUNDARY m a m a WORD_BOUNDARY
t o t o WORD_BOUNDARY m a m a WORD_BOUNDARY t o t o WORD_BOUNDARY t o t o WORD_BOUNDARY m a m a WORD_BOUNDARY . WORD_BOUNDARY