Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
quan long » quan lang, quan dong, quan hoang
long cong » luong cong, cong cong, tong cong
thanh cau » thanh chau, nhanh cau, thanh ca
thanh mau » hanh mau, thanh san, thanh hai
chu sach » cau sach, chieu sach, chuc hach
thu sach » tu sach, thuat sach, thuoc sach
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu sach) OR (thu sach)) - hanh trinh quan long cong san ((thanh cau) or (thanh mau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu sach) OR (thu sach)) - hanh trinh quan long cong san ((thanh cau) OR (thanh mau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu sach) OR (thu sach)) - hanh trinh quan long cong san ((thanh cau) or (thanh mau))*".