Perhaps you should try some spelling variations:
yang wang » yang yang, yang guang, yang liang
yan wang » yuan wang, yang yang, qian wang
hua west » a west, hua wei, out west
yan guan » gan guan, yan yuan, yang guang
yan clan » das clan, yan yuan
wong yue » wang yue, hong yu
yan tan » tan tan, yan yuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong ((yang wang) or (yan wang)) hua west ((((yan tan) OR (yan guan))) or (yan clan)) wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong ((yang wang) OR (yan wang)) hua west ((((yan tan) OR (yan guan))) OR (yan clan)) wong yue ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong ((yang wang) or (yan wang)) hua west ((((yan tan) OR (yan guan))) or (yan clan)) wong yue ;".
• Adding a wildcard symbol may retrieve word variants: dong ((yang wang) or (yan wang)) hua west ((((yan tan) OR (yan guan))) or (yan clan)) wong yue ;*.