Perhaps you should try some spelling variations:
transport signals » transport animals
heat transport » sea transport, clean transport, road transport
transfer 3 » transfer 4, transfer a, transfer 3.2
signals 6 » signals _, signal 6, signals 2
own heat » own death, own best, own real
guias 3 » guias de
3 cash » _ cash, 3 case, a cash
aguas » agus, agua

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 own heat transport signals 6 ) OR ( guias 3 cash ((transfer 3) OR (transfer _)) case ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( aguas own heat transport signals 6 ) or ( guias 3 cash ((transfer 3) OR (transfer _)) case ))~".
• Adding a wildcard symbol may retrieve word variants: (( aguas own heat transport signals 6 ) or ( guias 3 cash ((transfer 3) OR (transfer _)) case ))*.