Perhaps you should try some spelling variations:
communications models » communication model, communication modes, communicating model
6.2 communications » 6.2 communication, 4.2 communications, 3.2 communication
11 developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
information och » informations och, information oder, information open
technology 1 » technology _
trade 6.2 » trade 2.2, trade 3.2, trade 4.2
models 11 » models 1.1, models 1, models 10

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information och trade 6.2 communications models 11 developpement en afrique.*.