Perhaps you should try some spelling variations:
yiqian wang » yijiang wang, liqin wang
yuan cheng » huang cheng, yu cheng, tan cheng
yuan chang » huang chang, han chang, xuan thang
qian wang » qian rong, qian yan, yan wang
guan kong » tan kong, nan kong, yuan kang
kong wang » hong wang, kong hang, kong heng

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 ((qian wang) OR (yiqian wang)) ((yuan cheng) OR (yuan chang)) guan kong wang zhi ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((qian wang) OR (yiqian wang)) ((yuan cheng) or (yuan chang)) guan kong wang zhi ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((qian wang) OR (yiqian wang)) ((yuan cheng) or (yuan chang)) guan kong wang zhi ;*.