bikin ikan lumba+lumba
bikin ikan lumba lumba .
b i k i n WORD_BOUNDARY i k a n WORD_BOUNDARY l u m b a WORD_BOUNDARY l u m b a WORD_BOUNDARY
b i k i n WORD_BOUNDARY i k a n WORD_BOUNDARY l u m b a WORD_BOUNDARY l u m b a WORD_BOUNDARY