Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
hoang van » hang va
cua dung » cua dang, cua dong, qua dung
cong van » cong vang, cong san, song van
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: doi ((dieu hanh) or (chieu tinh)) - hanh tranh cua dung ((cong van) or (hoang van)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((dieu hanh) OR (chieu tinh)) - hanh tranh cua dung ((cong van) OR (hoang van)) toan ban.
• Adding a wildcard symbol may retrieve word variants: doi ((dieu hanh) or (chieu tinh)) - hanh tranh cua dung ((cong van) or (hoang van)) toan ban*.