Perhaps you should try some spelling variations:
chiet tach » chieu sach
hanh trang » thanh trung, canh tranh, hanh trinh
trong manh » trong minh, trong anh, trong mach
chua dong » cua dong, ha dong, hoa dong
manh toan » thanh toan, anh tuan, tinh toan
huy dong » ha dong
toan ban » van ban

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) or (chinh sach)) - hanh trang ((chua dong) OR (huy dong)) trong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chiet tach) OR (chinh sach)) - hanh trang ((chua dong) OR (huy dong)) trong manh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chiet tach) or (chinh sach)) - hanh trang ((chua dong) OR (huy dong)) trong manh toan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chiet tach) or (chinh sach)) - hanh trang ((chua dong) OR (huy dong)) trong manh toan ban*.