Perhaps you should try some spelling variations:
china loren » china lehren, china korea, china more
doing sine » doing time, doing science
fine china » size china, finance china, famines china
loren wong » moureen wong
sine fine » fine line, die fine, line file
wong john » wrong john, kong john, longo john
wong sau » wong siu, wong shiu, wong lai
wong sam » wong lai, kong sar, von sam

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: doing sine fine china loren wong john ((((wong sau) OR (wong sam))) OR (cong shu)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doing sine fine china loren wong john ((((wong sau) OR (wong sam))) or (cong shu)) ;~".
• Adding a wildcard symbol may retrieve word variants: doing sine fine china loren wong john ((((wong sau) OR (wong sam))) or (cong shu)) ;*.