Perhaps you should try some spelling variations:
ideas transport » ideas transform, india's transport, sea transport
areas coal » areas can, areas co
coal ideas » coast ideas, core ideas, social ideas
die kassen » die klassen, die massen, die krisen
der kassen » der massen, der kaiser
transfer 3 » transfer _, transfer 4, transfer a

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( areas coal ideas transport costs _ ) OR ( guias ((die kassen) OR (der kassen)) transfer 3 a ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( areas coal ideas transport costs _ ) or ( guias ((die kassen) OR (der kassen)) transfer 3 a ))~".
• Adding a wildcard symbol may retrieve word variants: (( areas coal ideas transport costs _ ) or ( guias ((die kassen) OR (der kassen)) transfer 3 a ))*.