Perhaps you should try some spelling variations:
dong simon » wong simon, dong sin, von simon
china rent » china ren, china recent, china real
simon can » simon alan, simon c, simon c.y
wong john » wrong john, longo john, young john
kong john » king john, longo john, wrong john
wong shu » wong shiu, cong shu, wong sau

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong simon can china rent ((wong john) OR (kong john)) wong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong simon can china rent ((wong john) OR (kong john)) wong shu ;".
• Adding a wildcard symbol may retrieve word variants: dong simon can china rent ((wong john) OR (kong john)) wong shu ;*.