Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
va thanh » gia thanh, ban thanh, va tinh
sanh ly » sinh ly, doanh ly, khanh ly
va hanh » van hanh, va danh, ban hanh
so sanh » do sanh
nang ma » tang ma, sang ma, nang cao
ly nang » ky nang, ly hang, ly vang
ve cam » ve cham, va cam, ve cai
ma hoi » mai hoi, xa hoi, ma hoa
vi cua » vai cua, di cua
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sanh ly nang ma hoi. hieu ((ve cam) OR (ve cac)) tuc ((va hanh) or (va thanh)) vi cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh ly nang ma hoi. hieu ((ve cam) OR (ve cac)) tuc ((va hanh) OR (va thanh)) vi cua viet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh ly nang ma hoi. hieu ((ve cam) OR (ve cac)) tuc ((va hanh) or (va thanh)) vi cua viet".
• Adding a wildcard symbol may retrieve word variants: so sanh ly nang ma hoi. hieu ((ve cam) OR (ve cac)) tuc ((va hanh) or (va thanh)) vi cua viet*.