Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
wang yang » wang yan, wang liang, wang yanling
yang gang » yang guang, yang yang, eoyang gang
yang jin » yang jie, yang jun, ying jin
wang yue » wong yue, wang hua, wang yan
gang hu » gang zhou, wang hua, wang hui
test » west, best

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang gang hu (rest OR (test OR text)) ((yang jin) OR (yang liang)) wang yue ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang gang hu (rest or (test or text)) ((yang jin) or (yang liang)) wang yue ;*.