Perhaps you should try some spelling variations:
wang liang » wang yang
liang gang » liang dan, liang tan, liang ying
yang yang » wang yang, wang yan
gang und » lang und, zugang und, zwang und
und yang » und gang, un yang, und zwang
jie song » jae song, jin song, kim song
li rong » yi rong, li cong, li song

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 gang und yang yang ((li rong) or (jie song)) hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang gang und yang yang ((li rong) OR (jie song)) hai ;.
• Adding a wildcard symbol may retrieve word variants: wang liang gang und yang yang ((li rong) or (jie song)) hai ;*.