Perhaps you should try some spelling variations:
transport mode » transport modes
land transport » road transport
sea transport » road transport, bus transport
guias use » gas use, gis use, guias de
use land » use plans
agua la » agudo la
la sea » la selva
b cas » b case, _ cas, 4 cas
b das » 1 das, 2 das, 3 das

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: (( agua la sea transport mode _ ) OR ( guias use land transport ((b cas) OR (b das)) ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( agua la sea transport mode _ ) or ( guias use land transport ((b cas) OR (b das)) ))~".
• Adding a wildcard symbol may retrieve word variants: (( agua la sea transport mode _ ) or ( guias use land transport ((b cas) OR (b das)) ))*.