Perhaps you should try some spelling variations:
nhieu viec » nhien viet
thanh vai » thanh hai, thanh van, thanh tai
hieu viec » hieu ve, sieu viet, hieu hien
va thanh » gia thanh, ban thanh, va tinh
nang xa » lang xa, nang ma, mang xa
vai cua » dai cua, hai cua, lai cua
lam luc » lao luc, lam duoc
luc va » duc va, tuc va, loc va
va san » va ban
san ky » sang ky, van ky, dan ky
cua tu » cua tuc, cua su, cua cu

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

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