Perhaps you should try some spelling variations:
nhan thuc » nhan luc, dan thuc, toan thuc
dang xay » dang van, van xay
hieu van » hieu va, thien van, lieu va
nam thuc » nam thuoc, am thuc, nam thu
cau treo » cau theo, cau tren, cau triet
te sach » toc sach
sach ky » sac ky, sach y, sach ty
ky dang » ky nang, ky danh
xay hoi » xa hoi, tay hoi, cay phoi
dan vai » dan va, dan tai, dan vat
vai cau » va cau, van cau, vai cac
va dan » ca dan, va dao, va dau
nuoc » quoc, duoc, ngoc

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 dang xay hoi. hieu van ((nam thuc) or (((nhan thuc) or (nha nuoc)))) va dan vai cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky dang xay hoi. hieu van ((nam thuc) OR (((nhan thuc) OR (nha nuoc)))) va dan vai cau treo.
• Adding a wildcard symbol may retrieve word variants: te sach ky dang xay hoi. hieu van ((nam thuc) or (((nhan thuc) or (nha nuoc)))) va dan vai cau treo*.