Perhaps you should try some spelling variations:
layers transit » makes transit
transit access » transport access
two layers » two layer, tio2 layers, two layered
transfer 3 » transfer 4, transfer a, transfer 3.2
areas two » areas co
access a » access _
guias de » guia de, guide de, aguas de
de gas » de gaos, die gas, de gaz

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 two layers transit access a ) OR ( guias de gas ((transfer 3) OR (transfer _)) ao ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( areas two layers transit access a ) or ( guias de gas ((transfer 3) OR (transfer _)) ao ))~".
• Adding a wildcard symbol may retrieve word variants: (( areas two layers transit access a ) or ( guias de gas ((transfer 3) OR (transfer _)) ao ))*.