Perhaps you should try some spelling variations:
strong john » strongman john
cain china » can china, china china, spain china
china rent » china ren, china recent, china real
wrong john » wong john, kong john, bowring john
sin cain » sin fin, tin can
wong sau » wong sam, wong siu, wong shiu
dong » doing, long, done

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong sin cain china rent ((wrong john) OR (strong john)) ((wong sau) or (cong shu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong sin cain china rent ((wrong john) OR (strong john)) ((wong sau) OR (cong shu)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong sin cain china rent ((wrong john) OR (strong john)) ((wong sau) or (cong shu)) ;".
• Adding a wildcard symbol may retrieve word variants: dong sin cain china rent ((wrong john) OR (strong john)) ((wong sau) or (cong shu)) ;*.