Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
kong your » kong young, knowing your
tan yang » dan yang, tan ying, tan yong
yang hua » wang hua, yang hui, ying hua
hua gene » human gene, a gene, hua ren
ying tan » wing tan, liang tan, ying bank
jing ji » ying jin

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

• Performing a fuzzy search may retrieve terms with similar spellings: tan yang yang hua gene ((ying tan) or (jing ji)) kong your ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tan yang yang hua gene ((ying tan) OR (jing ji)) kong your ;.
• Adding a wildcard symbol may retrieve word variants: tan yang yang hua gene ((ying tan) or (jing ji)) kong your ;*.