Perhaps you should try some spelling variations:
truong long » trong long, trung long, truong cong
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
cua truong » cua trung, xuan truong, cac truong
thanh phan » thanh san, thanh toan, thanh hai
long doan » cong doan, dong doanh, rong doanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - ((hanh tranh) or (hanh trinh)) cua truong long doan ((thanh phan) OR (thanh pho))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - ((hanh tranh) OR (hanh trinh)) cua truong long doan ((thanh phan) OR (thanh pho)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - ((hanh tranh) or (hanh trinh)) cua truong long doan ((thanh phan) OR (thanh pho))".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - ((hanh tranh) or (hanh trinh)) cua truong long doan ((thanh phan) OR (thanh pho))*.