Perhaps you should try some spelling variations:
hieu vien » hieu hien, hieu viec, thieu nien
thanh dam » thanh dat, thanh nam, thanh tam
toc sach » hoc sach, doc sach, thuoc sach
bach xuc » bach tuoc, bach xuan, bach hue
hanh dao » lanh dao, thanh dat, doanh dao
sach tu » sach thu, cach tu, sach ty
tu nang » tru nang, tu nong, tu nano
nang ma » tang ma, sang ma, nang cao
xuc van » duc van, luc van, vuc van
ma hoi » mai hoi, xa hoi, ma hoa
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 nang ma hoi. hieu vien bach xuc van ((hanh dao) OR (thanh dam)) cua su~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach tu nang ma hoi. hieu vien bach xuc van ((hanh dao) OR (thanh dam)) cua su".
• Adding a wildcard symbol may retrieve word variants: toc sach tu nang ma hoi. hieu vien bach xuc van ((hanh dao) OR (thanh dam)) cua su*.