Perhaps you should try some spelling variations:
gene bank » gene banks, one bank, genomen bank
zhong tai » hong tan, zhong zhi
yang hua » wang hua, ying hua, yang jui
yang hui » yang jui, wang hui, yang muxi
bank aid » band aid, bank card, bank adb
hong hai » shang hai, dang hai, hong tan
yang xi » yang di, yang yi, yang jui
wang » wing, wan, lang

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: wang yan ((((yang hua) OR (yang hui))) OR (yang xi)) gene bank aid ((hong hai) OR (zhong tai)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan ((((yang hua) or (yang hui))) or (yang xi)) gene bank aid ((hong hai) OR (zhong tai)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yan ((((yang hua) or (yang hui))) or (yang xi)) gene bank aid ((hong hai) OR (zhong tai)) ;*.