Perhaps you should try some spelling variations:
sach kem » hanh kem
vien cua » viec cua, dien cua, tien cua
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cao tuc » dao tuc, cao duc, cao suc
ve cao » va cao, ve bao, ve cac
tuc ca » tuc cac, tuc cua, tuc xa
cua te » cua tu
nhan » phan

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 kem) or (sach y)) nang xa hoi. hieu ve cao tuc ca nhan vien cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((sach kem) OR (sach y)) nang xa hoi. hieu ve cao tuc ca nhan vien cua te.
• Adding a wildcard symbol may retrieve word variants: thu ((sach kem) or (sach y)) nang xa hoi. hieu ve cao tuc ca nhan vien cua te*.