Perhaps you should try some spelling variations:
wang liang » wang yang
weng john » wong john, wrong john, king john
kong star » kong sar
tuan hua » tan hua, tuan vu, yuan hui
yang hui » yang jui, wang hui, yang muxi
ren weng » den weg
von sap » von sa, von sam, von sach

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 liang ((tuan hua) OR (yang hui)) ren weng john ((von sap) OR (kong star)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang liang ((tuan hua) or (yang hui)) ren weng john ((von sap) or (kong star)) ;*.