Perhaps you should try some spelling variations:
thanh cung » thanh cuong, thanh cong, thanh tung
trong quan » thong quan, tong quan, thong quang
hoc thiet » hoc thieu, hoc thuyet, hoc hien
quan toan » quang toan, quan doan, xuan toan
ho chiet » ho chieu, ho thiet, hoa thiet
cung ung » dung ung, huong ung
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 (hoc thiet)) tach - thanh cung ung dung trong quan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chiet) OR (hoc thiet)) tach - thanh cung ung dung trong quan toan cao.
• Adding a wildcard symbol may retrieve word variants: ((ho chiet) or (hoc thiet)) tach - thanh cung ung dung trong quan toan cao*.