Perhaps you should try some spelling variations:
nhan viec » nhan vien, nhan viet, nha viec
sach ky » sac ky, sach kem, sach hay
sach ty » sach tu, sach thu, xach tay
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
bao suc » bao luc, cao suc, bao thuc
va nhan » van nhan, ca nhan, va phan
ve bao » te bao, va bao
suc va » duc va, tuc va, luc va
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: thu ((sach ky) or (((sach ty) OR (sach y)))) nang xa hoi. hieu ve bao suc va nhan viec cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((sach ky) OR (((sach ty) OR (sach y)))) nang xa hoi. hieu ve bao suc va nhan viec cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu ((sach ky) or (((sach ty) OR (sach y)))) nang xa hoi. hieu ve bao suc va nhan viec cua te".
• Adding a wildcard symbol may retrieve word variants: thu ((sach ky) or (((sach ty) OR (sach y)))) nang xa hoi. hieu ve bao suc va nhan viec cua te*.