Perhaps you should try some spelling variations:
wang liang » wang yang
liang yan » liang dan, liang tan, liang ying
yang mind » yang cindy, sang minh, tang min
shang hai » shang kai, dang hai, chang ha
tang kin » pang kin, tang min, tong king
yang jin » yang jie, yang jun, ying jin
a gene » a genre, a gender, a gentle

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: wang liang yan ((za gene) OR (a gene)) ((tang kin) OR (((yang mind) OR (yang jin)))) shang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang yan ((za gene) or (a gene)) ((tang kin) or (((yang mind) OR (yang jin)))) shang hai ;~".
• Adding a wildcard symbol may retrieve word variants: wang liang yan ((za gene) or (a gene)) ((tang kin) or (((yang mind) OR (yang jin)))) shang hai ;*.