I don't know about frogs
I do know about frog
pro:sub mod v prep n
i don't know about frogs .
aɪ WORD_BOUNDARY d oʊ n t WORD_BOUNDARY n oʊ WORD_BOUNDARY ɐ b aʊ t WORD_BOUNDARY f ɹ ɑː ɡ z WORD_BOUNDARY
i WORD_BOUNDARY d o n ' t WORD_BOUNDARY k n o w WORD_BOUNDARY a b o u t WORD_BOUNDARY f r o g s WORD_BOUNDARY