Perhaps you should try some spelling variations:
transport plant » transport plans, transport can, transport iran
transport plan » transport planning, transport policy
land transfer » land transfers, land transport, funds transfer
guias use » gas use, gis use, guias de
aguas di » aguas de, aguas do, aguas del
di ideas » big ideas, air ideas, dos ideas
use land » use plans

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: (( aguas di ideas ((transport plant) OR (transport plan)) ac ) OR ( guias use land transfer _ a ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( aguas di ideas ((transport plant) OR (transport plan)) ac ) or ( guias use land transfer _ a ))~".
• Adding a wildcard symbol may retrieve word variants: (( aguas di ideas ((transport plant) OR (transport plan)) ac ) or ( guias use land transfer _ a ))*.