Perhaps you should try some spelling variations:
van doanh » toan doanh, van dong, van thanh
doanh tri » doanh tai, doanh tren, dinh tri
cham tuc » nham thuc, pham thuc, tham thuc
cua viet » ca viet, hoa viet, cua vat
so hanh » so sanh, so danh, do hanh
co hanh » co thanh, co phanh, do hanh
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
tuc van » thuc van, truc van, tuc va
co anh » cao anh, do anh, ho anh
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((so hanh) or (((co hanh) OR (co anh)))) ky nang ma hoi. hieu ve cham tuc van doanh tri cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so hanh) OR (((co hanh) OR (co anh)))) ky nang ma hoi. hieu ve cham tuc van doanh tri cua viet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so hanh) or (((co hanh) OR (co anh)))) ky nang ma hoi. hieu ve cham tuc van doanh tri cua viet*".