Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh huong » thanh huong, anh huong, manh huong
hoc chieu » hoc thieu, ho chieu, hoc hien
huong cua » dung cua
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
toan tap » toan ban
toan cao » 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: hoc chieu tinh - hanh huong cua dung cong san ((((doanh tai) or (toan tap))) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu tinh - hanh huong cua dung cong san ((((doanh tai) OR (toan tap))) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc chieu tinh - hanh huong cua dung cong san ((((doanh tai) or (toan tap))) or (toan cao))*.