Perhaps you should try some spelling variations:
sang lap » sang tao, sang ma, sang tai
cham luc » cham soc, cham cuu, chat lua
nhan luc » nang luc
so sach » so sanh, bo sach, co sach
va dinh » van dinh, va kinh, va tinh
ky sang » ky nang, ky dang, ky tang
lap hai » lap tai, lap lai, lap hoat
hieu ve » hieu va, hieu van
sach ky » sac ky, sach y, sach ty
va danh » va dan, va hanh, dia danh
di cua » dai cua, doi cua, de cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ky sang lap hai. hieu ve ((cham luc) or (nhan luc)) ((va danh) or (va dinh)) di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky sang lap hai. hieu ve ((cham luc) OR (nhan luc)) ((va danh) OR (va dinh)) di cua te.
• Adding a wildcard symbol may retrieve word variants: so sach ky sang lap hai. hieu ve ((cham luc) or (nhan luc)) ((va danh) or (va dinh)) di cua te*.