yes at least seventies
yes at least seventy
co prep n n
yes at least seventies .
j ɛ s WORD_BOUNDARY æ t WORD_BOUNDARY l iː s t WORD_BOUNDARY s ɛ v ə n t i z WORD_BOUNDARY
y e s WORD_BOUNDARY a t WORD_BOUNDARY l e a s t WORD_BOUNDARY s e v e n t i e s WORD_BOUNDARY