ah il va au ski
ah il aller à ski
co pro:sub v:mdl prep n
ah il va au ski .
a WORD_BOUNDARY i l WORD_BOUNDARY v a WORD_BOUNDARY o WORD_BOUNDARY s k i WORD_BOUNDARY
a h WORD_BOUNDARY i l WORD_BOUNDARY v a WORD_BOUNDARY a u WORD_BOUNDARY s k i WORD_BOUNDARY