A:	You need very minimum four and probably five.
ʌ WORD_BOUNDARY j uː WORD_BOUNDARY n iː d WORD_BOUNDARY v ɛ ɹ i WORD_BOUNDARY m ɪ n ɪ m ə m WORD_BOUNDARY f ɔ ɹ WORD_BOUNDARY æ n d WORD_BOUNDARY p ɹ ɑ b ə b l i WORD_BOUNDARY f aɪ v WORD_BOUNDARY