Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chieu sach » chinh sach, chiet tach, chieu sang
luat dang » luat dan, luat danh, luat doanh
dang cong » dung cong
moi sach » hoc sach, bo sach, co sach
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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

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