Perhaps you should try some spelling variations:
so doanh » so danh, su doanh, hoa doanh
cua viet » ca viet, hoa viet, cua vat
so sanh » do sanh
va tinh » may tinh
va hanh » van hanh, va thanh, va danh
cam tuc » cam xuc, cam tu, nam thuc
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
ly nang » ky nang, ly hang, ly vang
ma hoi » mai hoi, xa hoi, ma hoa
vi cua » vai cua, di cua
ve cam » ve cham, ve cac, va cam

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) or (so sanh)) ly nang ma hoi. hieu ve cam tuc ((va hanh) or (va tinh)) vi cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so doanh) OR (so sanh)) ly nang ma hoi. hieu ve cam tuc ((va hanh) OR (va tinh)) vi cua viet.
• Adding a wildcard symbol may retrieve word variants: ((so doanh) or (so sanh)) ly nang ma hoi. hieu ve cam tuc ((va hanh) or (va tinh)) vi cua viet*.