Perhaps you should try some spelling variations:
communications models » communication model, communication modes, communicating model
peru communications » paper communications, cell communications, eu communication
et developpement » de developpement, le developpement, test development
developpement de » developpement des, developpement durable
2.2 integration » 3.2 integration, 5.2 integration, 3.3 integration
technology 2.2 » technology _, technology 1, technology 3
de afrique » de l'afrique, en afrique, l afrique
models et » modeles et, models e, models 1
4 peru » _ peru, 1 peru, 2 peru

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

• Adding a wildcard symbol may retrieve word variants: technology 2.2 integration 3 4 peru communications models et developpement de afrique.*.