Perhaps you should try some spelling variations:
wang xiaoyang » tang xiaoyang, wang xiaochang, wang xiaodong
xiaoyang tan » xiaoyang tang
china wang » china yang, china chang, china zhang
chia wang » chen wang, chiu wan, chia lan
yang mind » yang cindy, yang jin, sang minh
mind dang » mind data

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 xiaoyang tan ((chia wang) OR (china wang)) yang mind dang (hai OR haji) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiaoyang tan ((chia wang) OR (china wang)) yang mind dang (hai or haji) ;~".
• Adding a wildcard symbol may retrieve word variants: wang xiaoyang tan ((chia wang) OR (china wang)) yang mind dang (hai or haji) ;*.