Perhaps you should try some spelling variations:
haar transform » can transform, data transform, make transform
cash transfer » cash transfers
transfer 3 » transfer _, transfer 4, transfer a
areas top » areas co, areas two
guia do » guia de, guias de
test 5 » test 4
3 ao » 3 a, 3 co, 3 do

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 top haar transform ((test 5) OR (test _)) ) OR ( guia do cash transfer 3 ao ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( areas top haar transform ((test 5) OR (test _)) ) or ( guia do cash transfer 3 ao ))~".
• Adding a wildcard symbol may retrieve word variants: (( areas top haar transform ((test 5) OR (test _)) ) or ( guia do cash transfer 3 ao ))*.