Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
chiet tach » chieu sach
tranh cua » doanh cua, manh cua
tong cong » trong cong, dung cong, dang cong
cong cong » cong dong, trong cong, dung cong
van khan » van khanh, van khang, van phan
khan cap » khan ap, than cap, khoan cam

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (chiet tach)) - canh tranh cua ((tong cong) or (cong cong)) van khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chiet tach)) - canh tranh cua ((tong cong) OR (cong cong)) van khan cap.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chiet tach)) - canh tranh cua ((tong cong) or (cong cong)) van khan cap*.