Perhaps you should try some spelling variations:
chieu chien » thien chien
hieu hien » bieu hien, dieu hien, dieu khien
cua triet » cua viet, su triet, va triet
te sach » toc sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
cac tuc » cac toc, cac tu, cac tac
xa tinh » va tinh, ha tinh, ca tinh
tinh de » tinh da, sinh de, tinh he
de cua » le cua, te cua, dieu 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 nang xa hoi. ((hieu hien) or (chieu chien)) cac tuc xa tinh de cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang xa hoi. ((hieu hien) OR (chieu chien)) cac tuc xa tinh de cua triet.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. ((hieu hien) or (chieu chien)) cac tuc xa tinh de cua triet*.