Perhaps you should try some spelling variations:
china ren » china loren, china real, china reza
kong john » king john, longo john, wrong john
wong john » wrong john, longo john, young john
sin cain » tin can
kong siu » kong eiu, wong siu, dong sin
sin fin » sine fine, pin fins, skin fig
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) or (sin fin)) china ren ((kong john) or (wong john)) kong siu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong ((sin cain) OR (sin fin)) china ren ((kong john) OR (wong john)) kong siu ;.
• Adding a wildcard symbol may retrieve word variants: dong ((sin cain) or (sin fin)) china ren ((kong john) or (wong john)) kong siu ;*.