Perhaps you should try some spelling variations:
nhieu vien » nhieu viec, nhiet dien, thieu nien
vien cac » vien bach, vien dai, vien da
va trinh » van trinh, va tinh, qua trinh
tu sach » thu sach, su sach, te sach
so sanh » do sanh
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: ((tu sach) or (so sanh)) ky nang xa hoi. nhieu vien cac duc ((va trinh) or (lap trinh)) ve cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (so sanh)) ky nang xa hoi. nhieu vien cac duc ((va trinh) OR (lap trinh)) ve cua te.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (so sanh)) ky nang xa hoi. nhieu vien cac duc ((va trinh) or (lap trinh)) ve cua te*.