Perhaps you should try some spelling variations:
commercial credit » commercial code
based incentives » market incentives, based initiatives
scale studies » case studies
gaze studies » game studies, case studies, gene studies
care studies » case studies, career studies, carlo studies
credit act » credit a, credit et, credit asset
act based » fact based, ict based, aet based

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

• Performing a fuzzy search may retrieve terms with similar spellings: commercial credit act based incentives ((((gaze studies) OR (care studies))) or (scale studies)).~.
• If you are trying to use Boolean operators, they must be ALL CAPS: commercial credit act based incentives ((((gaze studies) OR (care studies))) OR (scale studies)).*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "commercial credit act based incentives ((((gaze studies) OR (care studies))) or (scale studies)).*".