these are smaller than these
these are smaller than these .
ð iː z WORD_BOUNDARY ɑː ɹ WORD_BOUNDARY s m ɔː l ɚ WORD_BOUNDARY ð ɐ n WORD_BOUNDARY ð iː z WORD_BOUNDARY
t h e s e WORD_BOUNDARY a r e WORD_BOUNDARY s m a l l e r WORD_BOUNDARY t h a n WORD_BOUNDARY t h e s e WORD_BOUNDARY