Perhaps you should try some spelling variations:
thuc doi » thuat doi, thuc dan, thay doi
danh sai » dung sai, danh bat, danh dau
hieu va » lieu va, hieu qua
danh di » danh du, xanh di, danh dien
cua tre » cua te, cuu tre, cua triet
te cac » tu cac, ve cac, de cac
te cao » te bao
va am » va lam, va cam

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((te cac) OR (te cao)) ky nang x ho. hieu va am thuc doi ((danh sai) OR (danh di)) cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te cac) OR (te cao)) ky nang x ho. hieu va am thuc doi ((danh sai) or (danh di)) cua tre~".
• Adding a wildcard symbol may retrieve word variants: ((te cac) OR (te cao)) ky nang x ho. hieu va am thuc doi ((danh sai) or (danh di)) cua tre*.