Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
van hanh » van thanh, ban hanh, van anh
sang tao » hang tai
vat hanh » vat thanh, va hanh, nhat hanh
cam thuc » am thuc, nam thuc, cam thu
hieu va » lieu va, hieu qua
so sanh » do sanh
hieu ve » hieu van
tao hoi » tao khoi, tao boi, tay hoi
sanh y » sinh y, anh y, hanh y
y sang » _ sang, duy sang
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 sanh y sang tao hoi. ((hieu ve) or (hieu va)) cam thuc ((vat hanh) or (van hanh)) vi cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh y sang tao hoi. ((hieu ve) OR (hieu va)) cam thuc ((vat hanh) OR (van hanh)) vi cua viet.
• Adding a wildcard symbol may retrieve word variants: so sanh y sang tao hoi. ((hieu ve) or (hieu va)) cam thuc ((vat hanh) or (van hanh)) vi cua viet*.