Perhaps you should try some spelling variations:
cham luc » nhan luc, cham cuu, chat lua
tang van » dang van, hoang van, trong van
te sach » toc sach
hanh le » thanh le, hanh ve, hanh de
va hanh » van hanh, va thanh, va danh
sach ky » sac ky, sach y, sach ty
hieu ve » hieu va, hieu van
nang ma » tang ma, sang ma, nang cao
cuu tre » cua tre, cau tren, cau treo
le cuu » le cua, le huu, le cau

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 ma) or (tang van)) hoi. hieu ve ((cham luc) or (cham soc)) va hanh le cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((nang ma) OR (tang van)) hoi. hieu ve ((cham luc) OR (cham soc)) va hanh le cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach ky ((nang ma) or (tang van)) hoi. hieu ve ((cham luc) or (cham soc)) va hanh le cuu tre*.