Perhaps you should try some spelling variations:
nam trung » nam trong, tai trung, ba trung
ban thanh » ban hanh, ban hang
cua viet » ca viet, hoa viet, cua vat
va thanh » gia thanh, va tinh, le thanh
nam truc » nam truoc, nam thuc, nam thuoc
so sanh » do sanh
hieu ve » hieu va, hieu van
cao hoi » cau hoi, co hoi, cao hoc
sanh y » sinh y, anh y, hanh y
y nang » ky nang, ly nang, v nang
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 nang cao hoi. hieu ve ((nam truc) or (nam trung)) ((va thanh) or (ban thanh)) vi cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh y nang cao hoi. hieu ve ((nam truc) OR (nam trung)) ((va thanh) OR (ban thanh)) vi cua viet.
• Adding a wildcard symbol may retrieve word variants: so sanh y nang cao hoi. hieu ve ((nam truc) or (nam trung)) ((va thanh) or (ban thanh)) vi cua viet*.