Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
toc sach » hoc sach, doc sach, thuoc sach
nhan luc » nang luc
thanh le » thinh le, thanh ve, thanh de
cham luc » cham soc, cham cuu, chat lua
cuu tre » cua tre, cau tren, cau treo
sach ky » sac ky, sach y, sach ty
hieu ve » hieu va, hieu van
sang ma » tang ma, nang ma, sang tao
ky sang » ky nang, ky dang, ky tang

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach ky sang ma hoa. hieu ve ((cham luc) or (nhan luc)) va ((thanh le) or (thanh lap)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ky sang ma hoa. hieu ve ((cham luc) OR (nhan luc)) va ((thanh le) OR (thanh lap)) cuu tre.
• Adding a wildcard symbol may retrieve word variants: toc sach ky sang ma hoa. hieu ve ((cham luc) or (nhan luc)) va ((thanh le) or (thanh lap)) cuu tre*.