Perhaps you should try some spelling variations:
wang yidan » wang yan
wang yang » wang yan, wang liang, wang yanling
gong gang » hong gang, gong qiang, gongs gong
yang tin » yang lin, yang jing, yang mind
yang jin » yang jie, yang jun, ying jin
run tan » run gain, run pain
hong ma » hong a, hong tan, hong hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yang) or (wang yidan)) hat run tan ((yang tin) or (yang jin)) ((hong ma) or (gong gang)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yang) OR (wang yidan)) hat run tan ((yang tin) OR (yang jin)) ((hong ma) OR (gong gang)) ;.
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (wang yidan)) hat run tan ((yang tin) or (yang jin)) ((hong ma) or (gong gang)) ;*.