Perhaps you should try some spelling variations:
layered transform » lamperti transform, wavelet transform, leaders transform
transform sft » transform fft, transform std, transform slant
mass transfer » cash transfer, basin transfer, mass transport
two layered » two layer
transfer a » transfer _, transfer 3, transfer 4
areas two » areas co
guias de » guia de, guide de, aguas de
de mass » de masse, de mais, de masa
sft a » set a, sft 3
a a » a la

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 sft a ) OR ( guias de mass transfer a a ))~.
• Adding a wildcard symbol may retrieve word variants: (( areas two layered transform sft a ) or ( guias de mass transfer a a ))*.