Perhaps you should try some spelling variations:
huang juan » jiang juan
young john » wong john, young jean
yan huang » yang guang, yan guan, yan liang
zhang kim » zhang xin, kang kim, zhang ii
kong john » king john, wong john, longo john
juan jie » huan jie, juan die, juan jose
zhang i » zhang ii, zhang li, zhang si
wang » wing, wan, lang

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 huang juan jie ((zhang kim) OR (zhang i)) ((young john) OR (kong john)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan huang juan jie ((zhang kim) OR (zhang i)) ((young john) or (kong john)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yan huang juan jie ((zhang kim) OR (zhang i)) ((young john) or (kong john)) ;*.