Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
dan song » dan ong, can song, lan song
dan dong » van dong, dan dung, dao dong
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 chieu sach - hanh trinh luat ((dan song) OR (dan dong)) manh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh trinh luat ((dan song) OR (dan dong)) manh toan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh trinh luat ((dan song) OR (dan dong)) manh toan cau*.