Perhaps you should try some spelling variations:
wang human » wang xueman, wang hua, facing human
human gene » human genome, human gender, human bone
dong yang » dong hoang, wang yang, yang yang
yang wang » yang yang, yan wang, yang guang
minh long » minh cong, vinh long
gene yan » gene bank, ren yan, see yan
min hong » amin hong, tin hong, min hyoung

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong yang wang human gene yan ((min hong) or (minh long)) shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong yang wang human gene yan ((min hong) OR (minh long)) shu ;*.