Perhaps you should try some spelling variations:
yuan cheng » yuan chang, huang cheng, yu cheng
yuan wang » yan wang, yuan kang, yuan chang
gene one » gene clone, gene gene, gene we
hai hong » hai phong, kai hong, thai hung
hong sau » wong sau, hong paul, kong sar
liang a » lang a, liang _, liang dan
one hai » one chair, one half
a gene » a genre, a gender, a gentle

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yuan wang) or (yuan cheng)) liang a gene one hai hong sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan wang) OR (yuan cheng)) liang a gene one hai hong sau ;*.