Perhaps you should try some spelling variations:
trinh toan » tinh toan, thanh toan, trinh han
hoc thieu » hoc hien
hanh tran » hanh trang, thanh tran, hanh tram
dung cong » dung trong
ho chiet » ho chieu, ho thiet, hoc thiet
tran van » luan van
van dung » van dong, xay dung, tin dung
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: ((ho chiet) or (((toc thieu) or (hoc thieu)))) tach - hanh tran van dung cong trinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chiet) OR (((toc thieu) OR (hoc thieu)))) tach - hanh tran van dung cong trinh toan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chiet) or (((toc thieu) or (hoc thieu)))) tach - hanh tran van dung cong trinh toan cau*.