Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van pham » san pham, van phan, van phat
van chat » cao chat
van hanh » van thanh, ban hanh, van anh
nang xa » nang x, lang xa, nang ma
duc van » duc va, duc tan, duc manh
hanh de » hanh ve, hanh kem
tu sai » tu bai, tu san, tu cai
sai ky » sac ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky nang xa hoi. hieu ((van pham) or (van chat)) duc van hanh de ((cua triet) or (cua vat))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky nang xa hoi. hieu ((van pham) OR (van chat)) duc van hanh de ((cua triet) OR (cua vat)).
• Adding a wildcard symbol may retrieve word variants: tu sai ky nang xa hoi. hieu ((van pham) or (van chat)) duc van hanh de ((cua triet) or (cua vat))*.