Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, mot chieu
tranh cua » doanh cua, manh cua
bang song » nang song
ho chieu » theo chieu, hoc thieu, mot chieu
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) xanh - hanh tranh cua ((nhung cong) OR (bang song)) dan toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (doi chieu)) xanh - hanh tranh cua ((nhung cong) or (bang song)) dan toan tap~".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (doi chieu)) xanh - hanh tranh cua ((nhung cong) or (bang song)) dan toan tap*.