Perhaps you should try some spelling variations:
teaching learning » machine learning
av transformed » a transformed, have transformed, has transformed
des teaching » does teaching, its teaching, design teaching
vague ende » lage ende, vague de, value end
aguas del » aguas de, aguas do
ende des » ende der

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: (( vague ende des teaching learning body ) OR ( aguas del av transformed _ cao ))~.
• Adding a wildcard symbol may retrieve word variants: (( vague ende des teaching learning body ) or ( aguas del av transformed _ cao ))*.