Perhaps you should try some spelling variations:
van doanh » toan doanh, van dong, van thanh
dang xay » dang van, van xay
hieu van » thien van, lieu va, hieu ve
ky dang » ky nang, ky danh
xay hoi » xa hoi, tay hoi, cay phoi
hieu va » lieu va, hieu qua
cac toc » cac toi, cac nuoc, cac thoi
toc van » hoc van, toc san, tac van
van cua » vang cua, dan cua, nan cua
ban cua » ban quan
te cac » tu cac, ve cac, te cao

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 dang xay hoi. ((hieu van) or (hieu va)) cac toc van doanh ((van cua) OR (ban cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te cac ky dang xay hoi. ((hieu van) OR (hieu va)) cac toc van doanh ((van cua) OR (ban cua)) triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te cac ky dang xay hoi. ((hieu van) or (hieu va)) cac toc van doanh ((van cua) OR (ban cua)) triet*".