Talvez debería tentar con algunhas variantes ortográficas:
comprehension programmed » comprehensive program, comprehensive programs, comprehension problems
comprehensive cross » comprehensive course, comprehensive care, comprehensive cancer
sensor concepts » sensor concept, tensor concepts, sensors concept
chapter » chapters

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: information ((comprehension programmed) OR (comprehensive cross)) sensor concepts chapter~.
• Adding a wildcard symbol may retrieve word variants: information ((comprehension programmed) or (comprehensive cross)) sensor concepts chapter*.