Perhaps you should try some spelling variations:
has transformed » have transformed, a transformed, law transformed
before school » reform school, before preschool
school based » school age
haas before » days before, chains before, banks before
langue de » lange der
de haas » de haan, den haag, den haak
du has » du hast, dm has

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( langue de haas before school based ) OR ( langue du has transformed _ cao ))~.
• Adding a wildcard symbol may retrieve word variants: (( langue de haas before school based ) or ( langue du has transformed _ cao ))*.