I couldn't remember
I could remember
pro:sub mod v
i couldn't remember?
aɪ WORD_BOUNDARY k ʊ d ə n t WORD_BOUNDARY ɹ ɪ m ɛ m b ə ɹ WORD_BOUNDARY
i WORD_BOUNDARY c o u l d n ' t WORD_BOUNDARY r e m e m b e r ? WORD_BOUNDARY