Perhaps you should try some spelling variations:
representation scale » representation space, representation scheme, representation spaces
data representation » data presentation, legal representation, self representation
commercial across » commercial crops, commercial actors, commercial areas
commercial crisis » commercial crimes, commercial risks, commercial credits
scale studies » case studies
under data » und data, user data

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: ((commercial across) OR (commercial crisis)) under data representation scale studies.~.
• Adding a wildcard symbol may retrieve word variants: ((commercial across) or (commercial crisis)) under data representation scale studies.*.