son bos os osos
son bos os osos ?
s o̞ n WORD_BOUNDARY β o̞ s WORD_BOUNDARY o̞ s WORD_BOUNDARY o̞ s o̞ s WORD_BOUNDARY
s o n WORD_BOUNDARY b o s WORD_BOUNDARY o s WORD_BOUNDARY o s o s WORD_BOUNDARY ? WORD_BOUNDARY