Perhaps you should try some spelling variations:
lang van » dang van, tang van, hoang van
hieu van » hieu va, thien van, lieu va
va hanh » van hanh, va thanh, va danh
nam luc » nang luc, nhan luc, nam thuc
lang xa » lang ha, dang xay
luc va » duc va, tuc va, loc va
te cac » tu cac, ve cac, te cao
ke ve » ke he, de ve, ke vi
ke va » te va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te cac ky ((lang xa) or (lang van)) hoi. hieu van nam luc va hanh ((ke ve) or (ke va)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te cac ky ((lang xa) OR (lang van)) hoi. hieu van nam luc va hanh ((ke ve) OR (ke va)) triet.
• Adding a wildcard symbol may retrieve word variants: te cac ky ((lang xa) or (lang van)) hoi. hieu van nam luc va hanh ((ke ve) or (ke va)) triet*.