Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, mot chieu, thi chieu
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, mot chieu
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cau » toan cau, phan cau, than cap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((doi chieu) OR (ho chieu))) or (doi chi)) sach - hanh trinh cua nhung cong tan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((doi chieu) OR (ho chieu))) OR (doi chi)) sach - hanh trinh cua nhung cong tan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((doi chieu) OR (ho chieu))) or (doi chi)) sach - hanh trinh cua nhung cong tan than cau".
• Adding a wildcard symbol may retrieve word variants: ((((doi chieu) OR (ho chieu))) or (doi chi)) sach - hanh trinh cua nhung cong tan than cau*.