Perhaps you should try some spelling variations:
chiet tach » chieu sach
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
thanh toan » thanh hoa, thanh san, tinh toan
ho chiet » ho chieu, ho thiet, hoc thiet
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - ((hanh tranh) or (hanh trinh)) cua ((nhung cong) OR (thong cong)) thanh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - ((hanh tranh) OR (hanh trinh)) cua ((nhung cong) OR (thong cong)) thanh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - ((hanh tranh) or (hanh trinh)) cua ((nhung cong) OR (thong cong)) thanh toan cau".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - ((hanh tranh) or (hanh trinh)) cua ((nhung cong) OR (thong cong)) thanh toan cau*.