Perhaps you should try some spelling variations:
yiqian wang » yijiang wang, liqin wang, qian wang
yang liang » wang liang, yan liang, yang yang
yidan wang » qian wang, yan wang, yuan wang
ping wang » ping pong, hong wang
dang hadi » dang hai
jiu dang » jeu dans, jiu cong
yan jiu » yang jie, yang jin, pang jiu

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((ping wang) or (yang liang)) ((yidan wang) OR (yiqian wang)) yan jiu dang hadi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((ping wang) OR (yang liang)) ((yidan wang) OR (yiqian wang)) yan jiu dang hadi ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((ping wang) or (yang liang)) ((yidan wang) OR (yiqian wang)) yan jiu dang hadi ;*".