Perhaps you should try some spelling variations:
qian wang » yiqian wang, qian rong, qian yan
jin using » win using, jin ying, jin song
using sar » using sat, using svr, using smart
yan wang » yuan wang, yang yang, yan liang
yan guan » gan guan, yan yuan, yang guang
juan ran » juan rana, juan ramon, juan rene
ran yang » dan yang, ran ying, tan yang
yang jin » yang jie, yang jun, ying jin

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

• Performing a fuzzy search may retrieve terms with similar spellings: nan ((((yan wang) OR (qian wang))) or (yan guan)) juan ran yang jin using sar ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nan ((((yan wang) OR (qian wang))) OR (yan guan)) juan ran yang jin using sar ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "nan ((((yan wang) OR (qian wang))) or (yan guan)) juan ran yang jin using sar ;*".