Perhaps you should try some spelling variations:
hieu viec » nhieu viec, sieu viet, hieu hien
thanh tai » thanh hai, thanh toan, doanh tai
va thanh » gia thanh, ban thanh, va tinh
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cua luc » cua duc, cua tuc, cua cuc
tai cua » thai cua, tai cuc, tri cua
tu van » tu va
luc va » duc va, tuc va, loc va
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((vu van) or (tu van)) ky nang xa hoi. ((hieu viec) OR (hieu ve)) cua luc va thanh tai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu van) OR (tu van)) ky nang xa hoi. ((hieu viec) OR (hieu ve)) cua luc va thanh tai cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((vu van) or (tu van)) ky nang xa hoi. ((hieu viec) OR (hieu ve)) cua luc va thanh tai cua te*".