Perhaps you should try some spelling variations:
yiqian wang » yijiang wang, liqin wang
yuhan yang » yuhuan huang
qian wang » qian rong, qian yan, yuan wang
yang yang » wang yang, wang yan
yan wang » yuan wang, yan liang, yan zhang
yang kim » yong kim, kang kim, hyung kim
kim ning » kim ching, kim eung, kim song
ning zhu » ying zhu, jing zhu, liang zhu

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 ((yan wang) OR (((qian wang) OR (yiqian wang)))) yuhan yang yang kim ning zhu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yan wang) or (((qian wang) OR (yiqian wang)))) yuhan yang yang kim ning zhu ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((yan wang) or (((qian wang) OR (yiqian wang)))) yuhan yang yang kim ning zhu ;*.