Perhaps you should try some spelling variations:
teaching learning » machine learning
a transformer » _ transformer, a transformed, 3 transformer
langues de » langue de, langages de, langue du
aguas del » aguas de, aguas do
de does » der does, do does, one does
del a » del av, del i, del 1
loss » less

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: (( langues de does teaching learning loss ) OR ( aguas del a transformer _ cao ))~.
• Adding a wildcard symbol may retrieve word variants: (( langues de does teaching learning loss ) or ( aguas del a transformer _ cao ))*.