Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
tieu danh » dieu danh, tiep danh, thien danh
chua dang » cua dang, chua dong, chua xang
chua nang » chuc nang, chua xang, kha nang
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan tap » 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: theo ((chieu xanh) or (tieu danh)) - hanh tranh ((chua dang) OR (chua nang)) cong van toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (tieu danh)) - hanh tranh ((chua dang) OR (chua nang)) cong van toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) or (tieu danh)) - hanh tranh ((chua dang) OR (chua nang)) cong van toan tap".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (tieu danh)) - hanh tranh ((chua dang) OR (chua nang)) cong van toan tap*.