Perhaps you should try some spelling variations:
12.2.4 communication » 2.2.3 communication, 5.4 communication, 2.3 communication
communication model » communication media
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
prior 12.2.4 » prior 1.2.1, prior 9.2.5, triad 12.2.4
cases prior » states prior
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 12.2.4 communication model _ developpement il afrique.*.