Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
thien quan » trien quang, lien quan, thien van
thong danh » thong lanh, trong danh, thong thanh
hieu quan » hieu qua, lieu quan, lien quan
thuong va » truong va, thong va, thuong mai
va phuong » va thuong, cac phuong
thong dan » thong van, tuong dan, thong den

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu quan) OR (thien quan)) - thanh thuong va phuong ((thong danh) or (thong dan)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu quan) OR (thien quan)) - thanh thuong va phuong ((thong danh) OR (thong dan)) van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu quan) OR (thien quan)) - thanh thuong va phuong ((thong danh) or (thong dan)) van ban".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu quan) OR (thien quan)) - thanh thuong va phuong ((thong danh) or (thong dan)) van ban*.