Perhaps you should try some spelling variations:
thanh thong » thanh thuong, thanh hong, thanh thang
chiet tach » chieu sach
cong thanh » dong thanh, cong trinh, truong thanh
ho chiet » ho chieu, ho thiet, hoc thiet
thong va » thong cua, truong va, thong qua
cong tan » cong tac, cong ty, cong ha
cong san » cong tac
than cau » toan cau, phan cau, than cap

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 - thanh thong va nhung ((((cong tan) OR (cong thanh))) or (cong san)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - thanh thong va nhung ((((cong tan) OR (cong thanh))) OR (cong san)) than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - thanh thong va nhung ((((cong tan) OR (cong thanh))) or (cong san)) than cau".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - thanh thong va nhung ((((cong tan) OR (cong thanh))) or (cong san)) than cau*.