Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, ho chieu, hoc hien
cua nhung » va nhung
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
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 - ((canh tranh) or (thanh tung)) cua nhung cong tac toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu tinh - ((canh tranh) OR (thanh tung)) cua nhung cong tac toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc chieu tinh - ((canh tranh) or (thanh tung)) cua nhung cong tac toan cao*.