Perhaps you should try some spelling variations:
wang liang » wang yang
liang tuan » liang tan, jiang juan, liang dan
yang john » young john, king john, yang jin
wong sam » wong sau, wong lai, wong max
hua ren » hua chen
von sam » von sa, von sap, von scham
sar » sara, star, saur

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang tuan ((hua irene) or (hua ren)) yang john ((((wong sam) OR (von sam))) or (kong sar)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang tuan ((hua irene) OR (hua ren)) yang john ((((wong sam) OR (von sam))) OR (kong sar)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang tuan ((hua irene) or (hua ren)) yang john ((((wong sam) OR (von sam))) or (kong sar)) ;".
• Adding a wildcard symbol may retrieve word variants: wang liang tuan ((hua irene) or (hua ren)) yang john ((((wong sam) OR (von sam))) or (kong sar)) ;*.