Perhaps you should try some spelling variations:
weng john » wrong john, king john, kong john
wong john » wrong john, kong john, longo john
kong hang » kong heng, kong hong, kong land
wing yan » wang yan, wing ian, wing tan
yan tran » oanh tran, anh tran, ca tran
tran hua » tan hua, tuan hua, tran duc
wong sam » wong sau, wong lai, kong sar
hua ren » hua chen

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

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