Perhaps you should try some spelling variations:
dinh viet » ninh viet, danh viet, trinh viet
cua triet » cua viet, su triet, va triet
doc sach » hoc sach, nuoc sach, dac sac
toc sach » hoc sach, thuoc sach, nuoc sach
nam thuc » nam thuoc, am thuc, nam thu
viet cua » viec cua, viet ca, viet qua
nang xa » nang x, lang xa, nang ma
thuc va » thuc vat, thuc dan, thuc day
va dinh » van dinh, va kinh, va tinh
va nam » van nam, ha nam, va nay

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)) ky nang xa hoi. lieu va nam thuc va dinh viet cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc sach) OR (toc sach)) ky nang xa hoi. lieu va nam thuc va dinh viet cua triet.
• Adding a wildcard symbol may retrieve word variants: ((doc sach) or (toc sach)) ky nang xa hoi. lieu va nam thuc va dinh viet cua triet*.