Perhaps you should try some spelling variations:
total credit » formal credit, rural credit
costs coping » costs keeping, costs china, costs timing
dual credit » rural credit, deals credit, equal credit
coping shu » cong shu
dong yang » dong hoang, wang yang, yang yang
yang yala » yang yang, yang yao, yang all

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong yang yala ((dual credit) or (total credit)) trading costs coping shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong yang yala ((dual credit) OR (total credit)) trading costs coping shu ;*.