Bu guru Bu guru apa
bu guru bu guru apa ?
b u WORD_BOUNDARY ɡ u r u WORD_BOUNDARY b u WORD_BOUNDARY ɡ u r u WORD_BOUNDARY a p a WORD_BOUNDARY
b u WORD_BOUNDARY g u r u WORD_BOUNDARY b u WORD_BOUNDARY g u r u WORD_BOUNDARY a p a WORD_BOUNDARY ? WORD_BOUNDARY