Perhaps you should try some spelling variations:
zheng zhang » zhen zhang, cheng zhang, zhang zhang
wang liqin » wang limin, wang lianqin, wang liming
liqin wang » limin wang, yiqian wang
wang zheng » tang zheng, wang zhenpo, fang sheng
wang wang » wang yang, wang liang, wang yan
zhang xin » zhang jian, zhang ming, zhang fan
zhong zhi » zhang zhi, zhong tai
hong ghi » hong g, hong hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liqin wang wang zheng zhang xin ((zhong zhi) or (hong ghi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liqin wang wang zheng zhang xin ((zhong zhi) OR (hong ghi)) ;*.