Ana sí a none
Ana sí a donde
n:prop co prepart pro:rel
ana sí a none .
a n a WORD_BOUNDARY s i WORD_BOUNDARY a WORD_BOUNDARY n o̞ n e̞ WORD_BOUNDARY
a n a WORD_BOUNDARY s í WORD_BOUNDARY a WORD_BOUNDARY n o n e WORD_BOUNDARY . WORD_BOUNDARY