Talvez debería tentar con algunhas variantes ortográficas:
communication education » community education, communication communication, communication information
contract provisions » content provision
education contract » education contracted, education constraint, education context
based linear » basic linear, based nonlinear, based lead
based load » based road, based local, based low

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: communication education contract provisions ((((based linear) or (based load))) or (based library))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication education contract provisions ((((based linear) OR (based load))) OR (based library)).
• Adding a wildcard symbol may retrieve word variants: communication education contract provisions ((((based linear) or (based load))) or (based library))*.