Perhaps you should try some spelling variations:
hieu danh » dieu danh, hieu manh, tieu danh
danh nhan » doanh nhan, thanh nhan, benh nhan
nhan luc » nang luc
van hanh » van thanh, ban hanh, van anh
danh xay » dang xay, manh xay, anh xay
cua tre » cua te, cuu tre, cua triet
hanh va » hang va, hanh vi
te sach » toc sach
luc van » luoc van, luu van, duc van
sach ky » sac ky, sach y, sach ty
xay hoi » xa hoi, tay hoi, cay phoi
ky danh » ky anh, ky dang
su tien » su kien, su hien, tu tieng

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky danh xay hoi. hieu danh nhan luc van hanh va ((cua tre) or (su tien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky danh xay hoi. hieu danh nhan luc van hanh va ((cua tre) OR (su tien)).
• Adding a wildcard symbol may retrieve word variants: te sach ky danh xay hoi. hieu danh nhan luc van hanh va ((cua tre) or (su tien))*.