Perhaps you should try some spelling variations:
gene clone » gene one
trinh hong » trinh trong, tin hong
yuan wang » yan wang, yuan kang, yuan chang
wang yang » wang yan, wang liang, wang yanling
gene long » gene one
hong paul » ron paul
yang jui » yang judy, yang di, yang xi

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

• Performing a fuzzy search may retrieve terms with similar spellings: yuan wang yang jui ((gene long) OR (gene clone)) trinh hong paul ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "yuan wang yang jui ((gene long) OR (gene clone)) trinh hong paul ;*".