Perhaps you should try some spelling variations:
yang ying » yang yang, yang jing, huang ying
hong saur » hong paul, wong sau
wan yang » wang yang, dan yang, tan yang
ying hua » ming hua, wang hua, ying zhu
hua gene » human gene, a gene, hua ren
ying tan » wing tan, liang tan, ying bank
sar » sara, star

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "wan yang ying hua gene ying tan ((hong saur) OR (kong sar)) ;~".
• Adding a wildcard symbol may retrieve word variants: wan yang ying hua gene ying tan ((hong saur) OR (kong sar)) ;*.