Perhaps you should try some spelling variations:
china rent » china ren, china recent, china reza
china real » china's real, china dream, china rural
young john » kong john, wong john, young jean
dong ping » dong sin, dong bin, dong jung
ping wang » ping pong, hong wang
wong shiu » wong siu, song shin, wong sau

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: dong ping wang ((china rent) OR (china real)) young john ((wong shiu) OR (cong shu)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong ping wang ((china rent) OR (china real)) young john ((wong shiu) or (cong shu)) ;~".
• Adding a wildcard symbol may retrieve word variants: dong ping wang ((china rent) OR (china real)) young john ((wong shiu) or (cong shu)) ;*.