Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban thanh » ban hanh, ban hang
pham thu » pham thuc, pham thi, pham tu
thanh te » thanh ve, thanh de, thanh le
nham thu » nham thuc, nam thu, nhan thuc
dang xay » dang van, van xay
hieu ve » hieu va, hieu van
sach ky » sac ky, sach y, sach ty
xay hoi » xa hoi, tay hoi, cay phoi
ky dang » ky nang, ky danh
te sach » toc sach
te cua » tue cua, le cua, de cua

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 dang xay hoi. hieu ve ((nham thu) or (pham thu)) ban thanh te cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky dang xay hoi. hieu ve ((nham thu) OR (pham thu)) ban thanh te cua triet.
• Adding a wildcard symbol may retrieve word variants: te sach ky dang xay hoi. hieu ve ((nham thu) or (pham thu)) ban thanh te cua triet*.