Perhaps you should try some spelling variations:
nhieu viec » hieu viec, nhien viet
viec cac » vien cac, viec cua, viec lam
va trinh » van trinh, va tinh, qua trinh
su sach » vu sach
so sach » so sanh, bo sach, co sach
nang xa » nang x, lang xa, nang ma
cac duc » cac du, cao duc, cac dac
ve cua » le cua, de cua, te 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: ((su sach) or (so sach)) ky nang xa hoi. nhieu viec cac duc ((va trinh) or (lap trinh)) ve cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) ky nang xa hoi. nhieu viec cac duc ((va trinh) OR (lap trinh)) ve cua te.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sach)) ky nang xa hoi. nhieu viec cac duc ((va trinh) or (lap trinh)) ve cua te*.