Perhaps you should try some spelling variations:
models transport » modal transport, modern transport, nodes transport
transport notes » transport rates, transport needs, transport noise
areas based » area based
e transfer » ee transfer, a transfer, 2 transfer
transfer a » transfer _, transfer 3, transfer 4
das der » dass der, das dorf, das drei
der e » der eg, der _
a ao » a a, a co, a o

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 based) OR (areas case)) models transport notes _ ) OR ( das der e transfer a ao ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((areas based) OR (areas case)) models transport notes _ ) or ( das der e transfer a ao ))~".
• Adding a wildcard symbol may retrieve word variants: (( ((areas based) OR (areas case)) models transport notes _ ) or ( das der e transfer a ao ))*.