Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang
yuan ming » yuan ting, kian ming, tuan minh
wong yue » wang yue, hong yu
wang ai » wang di, wang li, wang yan
ai test » api test, i test, ii test
yang yi » yang di, yang jui
yang xi » yang di, yang jui

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yanling) or (wang yang)) wang ai test ((yuan ming) or (((yang yi) or (yang xi)))) wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yanling) OR (wang yang)) wang ai test ((yuan ming) OR (((yang yi) OR (yang xi)))) wong yue ;.
• Adding a wildcard symbol may retrieve word variants: ((wang yanling) or (wang yang)) wang ai test ((yuan ming) or (((yang yi) or (yang xi)))) wong yue ;*.