Perhaps you should try some spelling variations:
te sach » toc sach
van hau » van hai, van dau, van hac
luoc va » nuoc va, duoc va, loc va
va hanh » van hanh, va thanh, va danh
hanh de » hanh ve, hanh kem
cua tre » cua te, cuu tre, cua triet
y nang » ly nang, v nang, may nang
van ha » van hoa, van chat, van hanh
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 ((y nang) or (ky nang)) xa hoi. hieu ((van hau) or (van ha)) luoc va hanh de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((y nang) OR (ky nang)) xa hoi. hieu ((van hau) OR (van ha)) luoc va hanh de cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ((y nang) or (ky nang)) xa hoi. hieu ((van hau) or (van ha)) luoc va hanh de cua tre*.