Perhaps you should try some spelling variations:
gain yang » dan yang, daun yang, tan yang
wang ran » wang yan, wang ban, wang dan
ran ying » fan ying, tan ying, jin ying
ying jin » yang jin, jing ji, yang jie
tan yong » tan hong, tan kong, tan yang
yi gang » ii gang, li gang, yi yang
i gang » ii gang, li gang, 2 gang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ran ying jin ((gain yang) or (tan yong)) ((yi gang) OR (i gang)) hari ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ran ying jin ((gain yang) OR (tan yong)) ((yi gang) OR (i gang)) hari ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ran ying jin ((gain yang) or (tan yong)) ((yi gang) OR (i gang)) hari ;".
• Adding a wildcard symbol may retrieve word variants: wang ran ying jin ((gain yang) or (tan yong)) ((yi gang) OR (i gang)) hari ;*.