Perhaps you should try some spelling variations:
do belgian » _ belgian
best data » test data, cost data, best damn
do begin » you begin, _ begin, 12 begin
can best » can boost
data jim » data job
wong sau » wong sam, wong siu, wong shiu
von sam » von sa, von sap, von scham

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: what ((do begin) OR (do belgian)) can best data jim ((kong sar) OR (((wong sau) OR (von sam)))) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "what ((do begin) OR (do belgian)) can best data jim ((kong sar) or (((wong sau) or (von sam)))) ;~".
• Adding a wildcard symbol may retrieve word variants: what ((do begin) OR (do belgian)) can best data jim ((kong sar) or (((wong sau) or (von sam)))) ;*.