Perhaps you should try some spelling variations:
communication module » communication model, communication middle, communication mobile
otras communication » optical communication, towards communication, actors communication
2.2 information » 4.2 information, 2.2.3 information, 2.2 transformation
development pan » development plan, development plans, development japan
technology 2.2 » technology _, technology 1, technology 3
3 development » 2 development
pan african » pan american, can africa, pan africanism
de otras » de otros, y otras, 3 otras
module 3 » module _, module 1, module 2

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

• Adding a wildcard symbol may retrieve word variants: technology 2.2 information _ de otras communication module 3 development pan african.*.