Bu Guru ato guru ato Pak Guru
bu guru ato guru ato pak guru .
b u WORD_BOUNDARY ɡ u r u WORD_BOUNDARY  a t o WORD_BOUNDARY ɡ u r u WORD_BOUNDARY  a t o WORD_BOUNDARY p a k WORD_BOUNDARY ɡ u r u WORD_BOUNDARY
b u WORD_BOUNDARY g u r u WORD_BOUNDARY a t o WORD_BOUNDARY g u r u WORD_BOUNDARY a t o WORD_BOUNDARY p a k WORD_BOUNDARY g u r u WORD_BOUNDARY