Perhaps you should try some spelling variations:
hanh tri » thanh tri, hanh tai, hanh trinh
van hanh » van thanh, ban hanh, van anh
tu sach » thu sach, su sach, te sach
xuc van » duc van, luc van, vuc van
lua dao » luat dat, luat dan, luat dau
qua dao » qua da, cua dao, qua dan
tang xa » trang xa, tang ma, lang xa
ky tang » ky nang, ky dang, kho tang
so sanh » do sanh
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 tang xa hoi. hieu ((qua dao) or (lua dao)) xuc van hanh tri cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (so sanh)) ky tang xa hoi. hieu ((qua dao) OR (lua dao)) xuc van hanh tri cua te.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (so sanh)) ky tang xa hoi. hieu ((qua dao) or (lua dao)) xuc van hanh tri cua te*.