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 tam » cong tac, cong tan, cong nam
tam toan » tap toan, tam than, pham 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 tam 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 tam toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc chieu tinh - ((canh tranh) or (thanh tung)) cua nhung cong tam toan cao*.