Perhaps you should try some spelling variations:
sang minh » kang minah, anh minh, song min
gene sang » lee sang, gene bank
hua gene » human gene, a gene, hua ren
hong hai » shang hai, zhong tai, dang hai
yang yi » yang di, yang jui
yang xi » yang di, yang jui
yang y » yang _, yang 8, yang 4
tan » than

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang y) or (((yang yi) or (yang xi))))ng ya hua gene sang minh ((hong hai) OR (hong tan)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang y) OR (((yang yi) OR (yang xi))))ng ya hua gene sang minh ((hong hai) OR (hong tan)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang y) or (((yang yi) or (yang xi))))ng ya hua gene sang minh ((hong hai) OR (hong tan)) ;".
• Adding a wildcard symbol may retrieve word variants: ((yang y) or (((yang yi) or (yang xi))))ng ya hua gene sang minh ((hong hai) OR (hong tan)) ;*.