Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
tieu xanh » tieu danh, chieu xanh, tien anh
cong hach » cong sach, cong thanh, cong khanh
hach toan » thanh toan, manh toan
cua bang » chua bang, cua ban, cua hang
cua dang » cua cong, cua ban
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 ((tieu xanh) or (dieu hanh)) - hanh trang ((cua bang) OR (cua dang)) cong hach toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (dieu hanh)) - hanh trang ((cua bang) OR (cua dang)) cong hach toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu xanh) or (dieu hanh)) - hanh trang ((cua bang) OR (cua dang)) cong hach toan tap".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu xanh) or (dieu hanh)) - hanh trang ((cua bang) OR (cua dang)) cong hach toan tap*.