Perhaps you should try some spelling variations:
dong thanh » truong thanh
hanh tran » hanh trang, thanh tran, hanh tram
tran tuan » tran xuan, tran quang, tran thanh
tuan hung » tran hung, luan hung, tuan dung
hoc dieu » hoc thieu, hoc hien
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
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: ((hoc dieu) OR (ho chieu)) sach - hanh tran tuan hung ((cong san) OR (dong thanh)) toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc dieu) OR (ho chieu)) sach - hanh tran tuan hung ((cong san) OR (dong thanh)) toan cao".
• Adding a wildcard symbol may retrieve word variants: ((hoc dieu) OR (ho chieu)) sach - hanh tran tuan hung ((cong san) OR (dong thanh)) toan cao*.