butterflies are a bug
butterflies are a bug .
b ʌ ɾ ɚ f l aɪ z WORD_BOUNDARY ɑː ɹ WORD_BOUNDARY ɐ WORD_BOUNDARY b ʌ ɡ WORD_BOUNDARY
b u t t e r f l i e s WORD_BOUNDARY a r e WORD_BOUNDARY a WORD_BOUNDARY b u g WORD_BOUNDARY