Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
thong cong » trong cong, thong thong, phong chong
canh manh » lanh manh, canh tranh, cach mang
tong cong » trong cong, cong cong, dung cong
manh he » manh ho, manh le, hanh he
van han » van hanh, van phan, van nhan
han tap » han tai, toan tap, nhan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu xanh) or (chieu sach)) - canh manh he ((thong cong) or (tong cong)) van han tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sach)) - canh manh he ((thong cong) OR (tong cong)) van han tap.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chieu sach)) - canh manh he ((thong cong) or (tong cong)) van han tap*.