Perhaps you should try some spelling variations:
trinh thuat » trinh luat, trinh thiet, trinh thuc
dung thuong » dung trong, hang thuong, cong thuong
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
hanh trinh » canh tranh, hanh chinh
thuat dung » thuat hung, thuat ung, thuat xung
thuong van » thong van, truong van, thuong va
toan cau » toan cao, toan ban, toan tap
tan cau » van cau, tan ca, tao cau

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

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