I don't know how to spell that
I do know how to spell that
pro:sub mod v pro:int inf v pro:dem
i don't know how to spell that .
aɪ WORD_BOUNDARY d oʊ n t WORD_BOUNDARY n oʊ WORD_BOUNDARY h aʊ WORD_BOUNDARY t ə WORD_BOUNDARY s p ɛ l WORD_BOUNDARY ð æ t WORD_BOUNDARY
i WORD_BOUNDARY d o n ' t WORD_BOUNDARY k n o w WORD_BOUNDARY h o w WORD_BOUNDARY t o WORD_BOUNDARY s p e l l WORD_BOUNDARY t h a t WORD_BOUNDARY