Perhaps you should try some spelling variations:
you zwang » you want, you liang
zwang iii » zugang iii, klang iii
best data » test data, best damn, post data
cost data » test data
wong shiu » wong siu, cong shu, song shin
want you » what you
wong sam » wong sau, wong lai, kong sar

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

• Performing a fuzzy search may retrieve terms with similar spellings: want you zwang iii ((best data) OR (cost data)) ki ((wong shiu) or (wong sam)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: want you zwang iii ((best data) OR (cost data)) ki ((wong shiu) OR (wong sam)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "want you zwang iii ((best data) OR (cost data)) ki ((wong shiu) or (wong sam)) ;*".