Perhaps you should try some spelling variations:
liang yang » liang ying, yang yang, huang yang
best among » test among, obesity among, object among
wang yang » wang yan, wang liang, wang yanling
among hui » among heis, among eu, tong hui
run cost » iran cost, can cost, run cash
eu cost » au costa, der cost, end cost

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((liang yang) or (wang yang)) ((run cost) or (eu cost)) sharing best among hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((liang yang) OR (wang yang)) ((run cost) OR (eu cost)) sharing best among hui ;.
• Adding a wildcard symbol may retrieve word variants: wang ((liang yang) or (wang yang)) ((run cost) or (eu cost)) sharing best among hui ;*.