Perhaps you should try some spelling variations:
nhieu viec » hieu viec, nhien viet
cua triet » cua viet, su triet, va triet
viec cam » viec lam, viec cua, viec va
tinh doi » trinh doc, trinh do, tinh hoc
so sach » so sanh, bo sach, co sach
nang xa » nang x, lang xa, nang ma
thuc va » thuc vat, thuc dan, thuc day
doi cua » dai cua, hoi cua
y nang » ky nang, ly nang, v nang
xuc va » duc va, tuc va, luc va

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 y nang xa hoi. nhieu viec cam ((xuc va) or (thuc va)) tinh doi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach y nang xa hoi. nhieu viec cam ((xuc va) OR (thuc va)) tinh doi cua triet.
• Adding a wildcard symbol may retrieve word variants: so sach y nang xa hoi. nhieu viec cam ((xuc va) or (thuc va)) tinh doi cua triet*.