Perhaps you should try some spelling variations:
credits sounding » credit standing, credit funding, credit standings
sounding out » rounding out, standing out, finding out
rate rural » state rural, rate real, private rural
out coping » about coping, youth coping, post coping
coping shu » cong shu
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 ((rate rural) OR (rates rural)) credits sounding out coping shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan ((rate rural) OR (rates rural)) credits sounding out coping shu ;*".