Perhaps you should try some spelling variations:
danh viec » danh viet, dinh viec, doanh vien
nham thuc » nhan thuc, nam thuc, nham thu
cua triet » cua viet, su triet, va triet
doc sach » hoc sach, nuoc sach, dac sac
toc sach » hoc sach, thuoc sach, nuoc sach
thuc dan » thuc hanh, hoc dan, thuc vat
dan danh » van danh, han danh, ban danh
nang ma » tang ma, sang ma, nang cao
va nham » va cham, va tham, va nha
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc sach) or (toc sach)) y nang ma hoi. lieu va nham thuc dan danh viec cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc sach) OR (toc sach)) y nang ma hoi. lieu va nham thuc dan danh viec cua triet.
• Adding a wildcard symbol may retrieve word variants: ((doc sach) or (toc sach)) y nang ma hoi. lieu va nham thuc dan danh viec cua triet*.