Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
chieu sach » chinh sach, chiet tach, chieu sang
cua thuong » cua phuong, ca thuong, cua huong
cua truong » cua trung, xuan truong, cac truong
cong quang » luong quang, thong quang, duong quang
quang toan » quang tuan, quang tran, quang doan
chi sach » chinh sach, co sach, moi sach
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: doi ((chi sach) or (chieu sach)) - hanh tranh ((cua thuong) OR (cua truong)) cong quang toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi sach) OR (chieu sach)) - hanh tranh ((cua thuong) OR (cua truong)) cong quang toan cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chi sach) or (chieu sach)) - hanh tranh ((cua thuong) OR (cua truong)) cong quang toan cau*".