Perhaps you should try some spelling variations:
zhang yan » zhang fan, zhang jian, wang yan
john dong » john wong, john bonn, john dore
john song » john wong, john bonn, john ngosong
yan yang » yang yang, yao yang, dan yang
yang yi » yang di, yang xi, yang jui
lu ying » li ying, ku ying, lu ding
yi lu » yi wu, yi xu, li lu

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

• Performing a fuzzy search may retrieve terms with similar spellings: zhang yan yang yi lu ying ((john dong) OR (john song)) (sin or sign) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: zhang yan yang yi lu ying ((john dong) OR (john song)) (sin OR sign) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "zhang yan yang yi lu ying ((john dong) OR (john song)) (sin or sign) ;*".