Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thong cong » trong cong, tong cong, thong thong
trinh cua » tinh cua, trinh luat, trinh quan
cua thong » cua thuong, cua khong, cua tong
danh toan » manh toan, anh toan, dang toan
chu sach » cau sach, chieu sach, chuc hach
thu sach » tu sach, thuat sach, thuoc sach
dan toan » van toan, dan than, manh toan

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

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