butter butter butter butter
butter butter butter butter
n n n n
butter butter butter butter !
b ʌ t ə ɹ WORD_BOUNDARY b ʌ t ə ɹ WORD_BOUNDARY b ʌ t ə ɹ WORD_BOUNDARY b ʌ t ə ɹ WORD_BOUNDARY
b u t t e r WORD_BOUNDARY b u t t e r WORD_BOUNDARY b u t t e r WORD_BOUNDARY b u t t e r WORD_BOUNDARY