Perhaps you should try some spelling variations:
thinh sach » chinh sach, tinh sach, dinh sach
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
sinh sach » chinh sach, sinh san, sang sach
hang cong » dang cong, hang nong, bang cong
cua hang » cua dang, cua nhung, cua cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap
tien » tieng, bien, vien

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

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