these are smaller than these
these are smaller than these.
ð iː z WORD_BOUNDARY ɑ ɹ WORD_BOUNDARY s m ɔ l ə ɹ WORD_BOUNDARY ð ʌ 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