Perhaps you should try some spelling variations:
danh viet » anh viet, ninh viet, nang viet
su sach » so sach, vu sach
qua cam » qua cham, qua cac, qua ca
cam tuc » cam xuc, cam tu, nam thuc
danh du » danh dau, danh tu, dinh du
cua tre » cuu tre, cua triet, dua tren
ang xa » lang xa, mang xa, dang xay
tuc va » thuc va, truc va, tuc xa
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: su sach y ang xa hoi. hieu qua cam tuc va ((danh viet) or (danh du)) ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y ang xa hoi. hieu qua cam tuc va ((danh viet) OR (danh du)) ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: su sach y ang xa hoi. hieu qua cam tuc va ((danh viet) or (danh du)) ((cua tre) or (cua te))*.