Perhaps you should try some spelling variations:
layered transform » lamperti transform, wavelet transform, leaders transform
transform set » transform test, transform fft, transform std
two layered » two layer
areas two » areas co
transit 4 » transit _, transit 2, transit a
guias de » guia de, guide de, aguas de
de mass » de masse, de mais, de masa
set a » set _, get a
4 ao » 4 aoi, 4 a, 4 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 two layered transform set a ) OR ( guias de mass transit 4 ao ))~.
• Adding a wildcard symbol may retrieve word variants: (( areas two layered transform set a ) or ( guias de mass transit 4 ao ))*.