Perhaps you should try some spelling variations:
wang yidan » wang yan
wang liang » wang yang
liang jun » liang sun, jiang juan, qian jun
shang hai » shang kai, dang hai, chang ha
yang hwa » yang ka
yang hui » yang jui, wang hui, yang muxi
hong ng » hong kong, hong jong, hong hong

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 yidan ((yang hwa) OR (yang hui)) wang liang jun ((shang hai) OR (hong ng)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yidan ((yang hwa) OR (yang hui)) wang liang jun ((shang hai) or (hong ng)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yidan ((yang hwa) OR (yang hui)) wang liang jun ((shang hai) or (hong ng)) ;*.