Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh vi » hanh vi, thanh va, thanh ve
so sanh » do sanh
cao hoi » co hoi, cao hoc, tao hoi
tuc ban » thuc ban, truc ban, tu ban
sanh y » sinh y, anh y, hanh y
y nang » ky nang, ly nang, v nang
va cam » va cham, va cao, va cai
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) or (cau hoi)). hieu ((va cam) OR (va cac)) tuc ban thanh vi cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh y nang ((cao hoi) OR (cau hoi)). hieu ((va cam) OR (va cac)) tuc ban thanh vi cua vat.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh y nang ((cao hoi) or (cau hoi)). hieu ((va cam) OR (va cac)) tuc ban thanh vi cua vat".
• Adding a wildcard symbol may retrieve word variants: so sanh y nang ((cao hoi) or (cau hoi)). hieu ((va cam) OR (va cac)) tuc ban thanh vi cua vat*.