Perhaps you should try some spelling variations:
dinh dien » tinh dien, kinh dien, dich dien
dien cuc » dien tu, dieu cua, vien cac
te sach » toc sach
sach da » sach dao, sach dat, sach dau
da nang » cam nang, kha nang, cao nang
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve chat » va chat, van chat
soc va » hoc va, doc va, goc va
loc va » hoc va, luc va
cuc te » cua te, cuc thue, cuc tieu

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 da nang xa hoi. hieu ve chat ((soc va) or (loc va)) dinh dien cuc te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach da nang xa hoi. hieu ve chat ((soc va) OR (loc va)) dinh dien cuc te.
• Adding a wildcard symbol may retrieve word variants: te sach da nang xa hoi. hieu ve chat ((soc va) or (loc va)) dinh dien cuc te*.