Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hanh trinh » canh tranh, hanh chinh
doi chieu » doc hieu, doi chi, ho chieu
trinh cua » tinh cua, trinh luat, trinh quan
cua thong » cua thuong, cua khong, cua tong
cong san » cong tac
than cap » khan cap, thanh lap, thanh cac
phan cac » nhan cach, phan dau, phan lap

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 (hoc hien)) sach - hanh trinh cua thong cong san ((than cap) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (hoc hien)) sach - hanh trinh cua thong cong san ((than cap) OR (phan cac)).
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (hoc hien)) sach - hanh trinh cua thong cong san ((than cap) or (phan cac))*.