opa opla opa opa opa
opa opla opa opa opa .
o p æ WORD_BOUNDARY o p l æ WORD_BOUNDARY o p æ WORD_BOUNDARY o p æ WORD_BOUNDARY o p æ WORD_BOUNDARY
o p a WORD_BOUNDARY o p l a WORD_BOUNDARY o p a WORD_BOUNDARY o p a WORD_BOUNDARY o p a WORD_BOUNDARY