Perhaps you should try some spelling variations:
luan chong » luan chung, luan cong, luan phong
chieu sach » chinh sach, chiet tach, chieu sang
chong cong » cong cong, thong cong, cuong cong
ganh nang » anh nang, nganh nong, van nang
nang luan » tang luan, hang luan, nang quan
cong tam » cong tac, cong tan, cong nam
tam than » ban than
than cau » toan cau, phan cau, than cap
tinh » trinh, dinh, minh

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((diep tinh) or (chieu sach)) - ganh nang luan chong cong tam than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((diep tinh) OR (chieu sach)) - ganh nang luan chong cong tam than cau.
• Adding a wildcard symbol may retrieve word variants: doi ((diep tinh) or (chieu sach)) - ganh nang luan chong cong tam than cau*.