Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
tran hoang » tran hong, quan hoang, tran quang
doi chieu » doc hieu, doi chi, ho chieu
luan hoan » luan van
vuong dan » huong dan, tuong dan, xuong dan
dan chan » dan gian, dan ca, van chat
chan tap » han tap, phan tap, chan ta

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - hanh chinh ((luan hoan) or (tran hoang)) vuong dan chan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh chinh ((luan hoan) OR (tran hoang)) vuong dan chan tap.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh chinh ((luan hoan) or (tran hoang)) vuong dan chan tap*.