Perhaps you should try some spelling variations:
yuhan fei » yuan fei, han fei
hong than » hong tan, long thanh, hong hai
yu cheng » _ cheng
liang li » ling li, qiang li, liang wei
yang jin » yang jie, yang jun, ying jin
yan fei » yuan fei, han fei, wang fei
yu chen » yi chen, yulu chen, jui chen

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yuhan fei) or (yan fei)) ((yu chen) OR (yu cheng)) ((liang li) or (yang jin)) hong than ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yuhan fei) OR (yan fei)) ((yu chen) OR (yu cheng)) ((liang li) OR (yang jin)) hong than ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yuhan fei) or (yan fei)) ((yu chen) OR (yu cheng)) ((liang li) or (yang jin)) hong than ;*".