Perhaps you should try some spelling variations:
hwang byoung » wang hyoung, kang young
wang kyoung » wang hyoung, wang yong, kang young
best data » test data, cost data, best damn
liang li » ling li, qiang li, liang wei
liu wong » liu yong, liu feng, liu yang
wong sam » wong sau, wong lai, kong sar

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: ((wang kyoung) OR (hwang byoung)) liang li ((best data) OR (best way)) liu wong sam ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang kyoung) OR (hwang byoung)) liang li ((best data) or (best way)) liu wong sam ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang kyoung) OR (hwang byoung)) liang li ((best data) or (best way)) liu wong sam ;*.