Perhaps you should try some spelling variations:
credits standing » credit standing, credit standings, credit outstanding
rural credits » rural credit, total credits
standing out » starting out, standing up, sounding out
scale rural » space rural
yan scale » van scale, a scale, any scale
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan scale rural credits standing out ((coping shu) OR (cong shu)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan scale rural credits standing out ((coping shu) OR (cong shu)) ;*".