Perhaps you should try some spelling variations:
wang danning » wang yanling, wang daoping, wang yangming
human gender » bhutan gender, german gender, human genome
human gene » human genome, human bone, human genetic
danning a » planning a, scanning a, running a
minh dang » minh cong, mich dann
hai » hadi, haji, hari

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang danning a ((human gene) OR (human gender)) anh minh dang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang danning a ((human gene) OR (human gender)) anh minh dang hai ;*".