patatas a patatas patatas
patata a patata patata
n prepart n n
patatas a patatas patatas .
p a t a t a s WORD_BOUNDARY a WORD_BOUNDARY p a t a t a s WORD_BOUNDARY p a t a t a s WORD_BOUNDARY
p a t a t a s WORD_BOUNDARY a WORD_BOUNDARY p a t a t a s WORD_BOUNDARY p a t a t a s WORD_BOUNDARY . WORD_BOUNDARY