Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
canh trinh » canh tranh, canh tinh, anh trinh
cac phuong » cac truong
dung thanh » duong thanh, dong thanh, dang thanh
thanh toan » thanh hoa, thanh san, tinh toan
hieu lang » chieu sang, hieu quang, nhieu tang
va phuong » va thuong
toan tap » toan ban
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - ((canh trinh) or (hanh trinh)) ((va phuong) OR (cac phuong)) dung thanh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - ((canh trinh) OR (hanh trinh)) ((va phuong) OR (cac phuong)) dung thanh toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - ((canh trinh) or (hanh trinh)) ((va phuong) OR (cac phuong)) dung thanh toan tap".
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - ((canh trinh) or (hanh trinh)) ((va phuong) OR (cac phuong)) dung thanh toan tap*.