Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, peng liang
yang yang » wang yang, wang yan
liang xi » liang li, liang wei, liang zhi
gene one » gene clone, gene gene, gene we
thi mong » thi minh
thi hong » tan hong
xi gene » i gene, iii gene

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

• If you are trying to use Boolean operators, they must be ALL CAPS: yang yang liang xi gene one ((thi mong) OR (thi hong)) sar ;~.
• Adding a wildcard symbol may retrieve word variants: yang yang liang xi gene one ((thi mong) or (thi hong)) sar ;*.