Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhanh lang » nhanh quang, nhanh thang, nhan dang
tran hoang » tran hong, quan hoang, tran quang
hoc chieu » hoc thieu, ho chieu, hoc hien
cua trong » cua truong, cua trung, qua trong
lang cua » mang cua, hang cua, long cua
cong tac » cong ty
luan ban » luan van, luan san, luan han

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - nhanh lang cua trong cong tac ((luan ban) or (tran hoang))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - nhanh lang cua trong cong tac ((luan ban) OR (tran hoang)).
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - nhanh lang cua trong cong tac ((luan ban) or (tran hoang))*.