Perhaps you should try some spelling variations:
cham luc » nhan luc, cham cuu, chat lua
te sach » toc sach
hanh ly » khanh ly, hanh ky, hang ly
va hanh » van hanh, va thanh, va danh
hieu ve » hieu va, hieu van
kv nang » ky nang, ki nang, ke nang
cua tre » cua te, cuu tre, cua triet
ma hoi » mai hoi, xa hoi, ma hoa
v nang » va nang, vu nang, van nang
ly cua » le 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 ((v nang) or (kv nang)) ma hoi. hieu ve ((cham luc) or (cham soc)) va hanh ly cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((v nang) OR (kv nang)) ma hoi. hieu ve ((cham luc) OR (cham soc)) va hanh ly cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ((v nang) or (kv nang)) ma hoi. hieu ve ((cham luc) or (cham soc)) va hanh ly cua tre*.