Perhaps you should try some spelling variations:
nhung cuong » nhung cong, hung cuong, nhung chong
chieu sach » chinh sach, chiet tach, chieu sang
cuong luan » cuong quan, cong luan, truong luan
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » manh cua
doanh cua » doanh luan
luan hoan » luan van
hoan cao » hoang cao, toan cao, hoan hao

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 - canh ((tranh cua) or (doanh cua)) nhung cuong luan hoan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - canh ((tranh cua) OR (doanh cua)) nhung cuong luan hoan cao.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - canh ((tranh cua) or (doanh cua)) nhung cuong luan hoan cao*.