Perhaps you should try some spelling variations:
transport signal » transform signal, transport design, transport annual
cash transfer » cash transfers
own ideas » two ideas
old ideas » good ideas
signal 4 » signal _, signal 3, signal 6
guias 3 » guias de
3 cash » _ cash, 3 case, a cash
agus » angus, aus, ages

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( agus ((own ideas) OR (old ideas)) transport signal 4 ) or ( guias 3 cash transfer _ cas ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( agus ((own ideas) OR (old ideas)) transport signal 4 ) OR ( guias 3 cash transfer _ cas ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( agus ((own ideas) OR (old ideas)) transport signal 4 ) or ( guias 3 cash transfer _ cas ))*".