Perhaps you should try some spelling variations:
hanh trang » thanh trung, hanh trinh, minh trang
thi chien » thi hien, thi thien, thien chien
dong cong » duong cong, dung cong, dang cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
san tuan » van tuan, san luan, san quan
tuan cao » toan cao, juan cao, quang cao
ha dong » hoat dong, van dong

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) or (thi chien)) sach - ((hanh trang) or (canh tranh)) ha dong cong san tuan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (thi chien)) sach - ((hanh trang) OR (canh tranh)) ha dong cong san tuan cao.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (thi chien)) sach - ((hanh trang) or (canh tranh)) ha dong cong san tuan cao*.