Perhaps you should try some spelling variations:
chiet tach » chieu sach
hanh trinh » canh tranh, hanh chinh
luat danh » luat dan, luat canh, luan danh
ho chiet » ho chieu, ho thiet, hoc thiet
cong van » cong vang, cong san, song van
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - hanh trinh ((luat danh) or (luat doanh)) cong van ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - hanh trinh ((luat danh) OR (luat doanh)) cong van ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - hanh trinh ((luat danh) or (luat doanh)) cong van ((toan cau) or (toan tap))*.