Perhaps you should try some spelling variations:
communication model » communication media
2.2.3 communication » 12.2.4 communication, 3.2 communication, 2.7 communication
confirmation cases » confirmation pages, confirmation page, confirmation bias
developpement il » developpement de, developpement et, developpement du
3 confirmation » _ confirmation, 5 confirmation, de confirmation
technology 3 » technology _, technology 1, technology 4
cases prior » states prior
prior 2.2.3 » prior 1.2.1, prior 9.2.5
il afrique » l afrique, en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology 3 confirmation cases prior 2.2.3 communication model _ developpement il afrique.*.