Perhaps you should try some spelling variations:
nam thuc » nam thuoc, nam thu, nam tu
xay danh » day danh, vay doanh, xay dung
danh ban » doanh ban, danh bat, danh bac
te sach » toc sach
sach ky » sac ky, sach y, sach ty
cao hoi » cau hoi, co hoi, cao hoc
hieu ve » hieu va, hieu van
ban cuu » ban cua, ban cau, ban muu
cuu tre » cua tre, cau tren, cau treo

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang cao hoi. hieu ve ((nam thuc) or (am thuc)) xay danh ban cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang cao hoi. hieu ve ((nam thuc) OR (am thuc)) xay danh ban cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang cao hoi. hieu ve ((nam thuc) or (am thuc)) xay danh ban cuu tre*.