Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
viec lam » viec va
dang xay » dang van, van xay
viec cam » viec cua, viec va, vien cac
cua tre » cua te, cuu tre, dua tren
tinh le » thinh le, trinh le, dinh le
va tinh » may tinh
te sach » toc sach
sach ky » sac ky, sach y, sach ty
xay hoi » xa hoi, tay hoi, cay phoi
ky dang » ky nang, ky danh
tuc va » thuc va, truc va, tuc xa

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. nhieu ((viec cam) or (viec lam)) tuc va tinh le ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky dang xay hoi. nhieu ((viec cam) OR (viec lam)) tuc va tinh le ((cua tre) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: te sach ky dang xay hoi. nhieu ((viec cam) or (viec lam)) tuc va tinh le ((cua tre) or (cua triet))*.