ba p p ba p p baabaa p p bik p p
ba p p ba p p baabaa p p bik p p .
b a WORD_BOUNDARY p WORD_BOUNDARY p WORD_BOUNDARY b a WORD_BOUNDARY p WORD_BOUNDARY p WORD_BOUNDARY b a a b a a WORD_BOUNDARY p WORD_BOUNDARY p WORD_BOUNDARY b i k WORD_BOUNDARY p WORD_BOUNDARY p WORD_BOUNDARY
b a WORD_BOUNDARY p WORD_BOUNDARY p WORD_BOUNDARY b a WORD_BOUNDARY p WORD_BOUNDARY p WORD_BOUNDARY b a a b a a WORD_BOUNDARY p WORD_BOUNDARY p WORD_BOUNDARY b i k WORD_BOUNDARY p WORD_BOUNDARY p WORD_BOUNDARY . WORD_BOUNDARY