Perhaps you should try some spelling variations:
wang liang » wang yang
long thanh » luong thanh, long han, long trinh
hua rents » hua ren
rents das » rechts das, parents dans
clan long » plan long, van long
das clan » das bilan, das land, das cern
nan hua » tan hua, wang hua, tuan hua

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) or (wang yan)) nan hua rents das clan long thanh ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang liang) OR (wang yan)) nan hua rents das clan long thanh ;*.