Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trinh » hanh chinh
hoc chieu » hoc thieu, ho chieu, hoc hien
cong cong » cong dong, trong cong, dung cong
han cong » phan cong, hang cong, hanh cong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan ban » van ban

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 - ((hanh trinh) or (canh tranh)) han cong cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu tinh - ((hanh trinh) OR (canh tranh)) han cong cong tac toan ban*.