Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
so doanh » so danh, su doanh, hoa doanh
doanh ly » doanh va, dinh ly, doanh _
cua viet » ca viet, hoa viet, cua vat
va cham » va chat, va tham
va hanh » van hanh, va thanh, va danh
nang ma » tang ma, sang ma, nang cao
ly nang » ky nang, ly hang, ly vang
ve cam » ve cham, ve cac, va cam
ma hoi » mai hoi, xa hoi, ma hoa
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: so doanh ly nang ma hoi. hieu ((ve cam) or (va cham)) xuc ((va hanh) or (ban thanh)) vi cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so doanh ly nang ma hoi. hieu ((ve cam) OR (va cham)) xuc ((va hanh) OR (ban thanh)) vi cua viet.
• Adding a wildcard symbol may retrieve word variants: so doanh ly nang ma hoi. hieu ((ve cam) or (va cham)) xuc ((va hanh) or (ban thanh)) vi cua viet*.