Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
hoc thiet » hoc thieu, hoc thuyet, hoc hien
ho chiet » ho chieu, ho thiet, hoa thiet
tran van » luan van
van dung » van dong, xay dung, tin dung
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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 (hoc thiet)) tach - thanh tran van dung trong cong ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chiet) OR (hoc thiet)) tach - thanh tran van dung trong cong ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((ho chiet) or (hoc thiet)) tach - thanh tran van dung trong cong ((toan cau) or (toan tap))*.