Perhaps you should try some spelling variations:
china zhang » china chang, cheng zhang, chin chang
zhang zhang » zhen zhang, cheng zhang, zhang fang
thang chin » hang china, than china
chin china » china china, chin chin, can china
zhang lei » zhang wei, zhang dai
wang hui » wang hua, wang zhi, wang he
wang wei » zhang wei, wang zhi
gung » agung, guang, gang

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: gung thang chin china zhang zhang lei ((cong shu) OR (((wang hui) OR (wang wei)))) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "gung thang chin china zhang zhang lei ((cong shu) or (((wang hui) OR (wang wei)))) ;~".
• Adding a wildcard symbol may retrieve word variants: gung thang chin china zhang zhang lei ((cong shu) or (((wang hui) OR (wang wei)))) ;*.