Perhaps you should try some spelling variations:
hieu vien » hieu hien, hieu viec, thieu nien
vien cam » vien cac, vien cao, vien nam
van hanh » van thanh, ban hanh, van anh
hanh dao » lanh dao, thanh dat, thanh dam
sach tu » sach thu, cach tu, sach ty
sach uu » sach luu, sach xu, sach dau
lang xa » lang ha, dang xay, lang van
xuc van » duc van, luc van, vuc van
dao cua » dai cua, day cua, dan cua
cua su » qua su

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((((sach tu) or (sach uu))) or (sach y)) lang xa hoi. hieu vien cam xuc van hanh dao cua su~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((((sach tu) OR (sach uu))) OR (sach y)) lang xa hoi. hieu vien cam xuc van hanh dao cua su.
• Adding a wildcard symbol may retrieve word variants: toc ((((sach tu) or (sach uu))) or (sach y)) lang xa hoi. hieu vien cam xuc van hanh dao cua su*.