Perhaps you should try some spelling variations:
nhung huong » nhung phuong, nhung tuong, nhung dung
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
hanh tran » hanh trang, thanh tran, hanh tram
ho chieu » theo chieu, hoc thieu, doi chieu
tran van » luan van
toan tai » doanh tai, toan ban, toan cao
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - hanh tran van ((nhung huong) OR (nhung cong)) dan ((toan tai) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh tran van ((nhung huong) OR (nhung cong)) dan ((toan tai) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh tran van ((nhung huong) OR (nhung cong)) dan ((toan tai) or (toan tap))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh tran van ((nhung huong) OR (nhung cong)) dan ((toan tai) or (toan tap))*.