Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, yang yang
zwang iii » zugang iii, klang iii
gene bank » gene banks, one bank, genomen bank
bank line » bank long, bank linkage, bank license
dong hua » wang hua, tong hui, dong hoi
wang iii » klang iii, wang zhi, wang wei
line how » one how
how seo » how so, how self, how secs

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: ((dong hua) OR (dong yang)) ((wang iii) OR (zwang iii)) gene bank line how seo ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong hua) or (dong yang)) ((wang iii) OR (zwang iii)) gene bank line how seo ;~".
• Adding a wildcard symbol may retrieve word variants: ((dong hua) or (dong yang)) ((wang iii) OR (zwang iii)) gene bank line how seo ;*.