Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cach thuc » anh thuc, cac thu
ve phan » va phan, ke phan, ve phat
hanh ve » hanh vi, hanh va, hanh kem
va hanh » van hanh, va thanh, va danh
ve pham » vi pham, v pham, ve phat
ve cua » le cua, de cua, te cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((cach tu) OR (cach thuc)) nang x hoi. hieu ((ve pham) or (ve phan)) duc va hanh ve cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((cach tu) OR (cach thuc)) nang x hoi. hieu ((ve pham) OR (ve phan)) duc va hanh ve cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((cach tu) OR (cach thuc)) nang x hoi. hieu ((ve pham) or (ve phan)) duc va hanh ve cua triet".
• Adding a wildcard symbol may retrieve word variants: tu ((cach tu) OR (cach thuc)) nang x hoi. hieu ((ve pham) or (ve phan)) duc va hanh ve cua triet*.