Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
canh doanh » hanh doanh, chinh doanh, doanh doanh
mot chieu » doi chieu, ho chieu
luan hoan » luan van
luan han » luan phan, luan van, luan san
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: mot chieu tinh - canh doanh ((luan han) OR (luan hoan)) cong dan than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "mot chieu tinh - canh doanh ((luan han) OR (luan hoan)) cong dan than cau*".