Perhaps you should try some spelling variations:
formal credit » rural credit
standing post » standing out, expanding post, adding post
dual credit » rural credit, deals credit, equal credit
coping shu » cong shu
wang yang » wang yan, wang liang, wang yanling
yang all » wang all, yang dali, yang li

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang all ((dual credit) or (formal credit)) standing post coping shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang all ((dual credit) OR (formal credit)) standing post coping shu ;*.