Perhaps you should try some spelling variations:
hieu viec » nhieu viec, sieu viet, hieu hien
bach tac » bach tuoc, bach mai, canh tac
thanh va » thanh van, hanh va, thanh ha
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
va cua » va chua, via cua, ca cua
cua te » cua tu
gia » giao

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky nang xa hoi. ((hieu viec) OR (hieu ve)) bach tac gia thanh va cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang xa hoi. ((hieu viec) OR (hieu ve)) bach tac gia thanh va cua te".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xa hoi. ((hieu viec) OR (hieu ve)) bach tac gia thanh va cua te*.