Perhaps you should try some spelling variations:
nhieu viec » nhien viet
hieu viec » hieu ve, sieu viet, hieu hien
ban hanh » ban hang
nang xa » nang x, lang xa, nang ma
hai cua » thai cua, dai cua, hoi cua
vai cua » dai cua, lai cua, bai cua
cac duc » cac du, cao duc, cac dac
duc ban » duc tan, duc van, dua ban
vu san » va san, vu ban
san ky » sang ky, van ky, dan ky

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

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