Perhaps you should try some spelling variations:
yuan wang » yuan kang, yuan chang, qian wang
gain yang » dan yang, daun yang, tan yang
yan wang » yang yang, qian wang, yan liang
hua gain » heat gain, run gain, hua ban
yang lin » yang jin, wang lin, yang li
hong hai » shang hai, zhong tai, dang hai
tan » than

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 wang) OR (yuan wang)) hua gain yang lin ((hong hai) or (hong tan)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yan wang) OR (yuan wang)) hua gain yang lin ((hong hai) OR (hong tan)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yan wang) OR (yuan wang)) hua gain yang lin ((hong hai) or (hong tan)) ;".
• Adding a wildcard symbol may retrieve word variants: wang ((yan wang) OR (yuan wang)) hua gain yang lin ((hong hai) or (hong tan)) ;*.