Perhaps you should try some spelling variations:
huang yang » huang ying, huang chang, yang yang
china reza » china real, china ren
wang ning » wang jing, wang liang, wang yong
wang yang » wang yan, wang liang, wang yanling
john song » john wong, john bonn, john ngosong
song siu » kong siu, wong siu, song shin

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: ((huang yang) OR (((wang ning) OR (wang yang)))) can china reza (gutin OR putin) john song siu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((huang yang) or (((wang ning) OR (wang yang)))) can china reza (gutin or putin) john song siu ;~".
• Adding a wildcard symbol may retrieve word variants: ((huang yang) or (((wang ning) OR (wang yang)))) can china reza (gutin or putin) john song siu ;*.