Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhung cong » dung cong, thong cong, nhung don
hoc chieu » hoc thieu, ho chieu, hoc hien
hanh luan » khanh luan, hang luan, hanh luat
hang cong » dang cong, hang nong, bang cong
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu tinh - hanh luan van ((nhung cong) OR (hang cong)) tan toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu tinh - hanh luan van ((nhung cong) OR (hang cong)) tan toan cau*".