Perhaps you should try some spelling variations:
voice communications » mobile communications, guinea communications, online communications
communications model » communications models, communication model, communicating model
national framework » nations framework, operational framework, analytical framework
sme developpement » sme development, de developpement, le developpement
technology 1 » technology _
des afrique » en afrique, de l'afrique
1 national » 3 national, 2 national, 4 national
model sme » model some, model sm, model step

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

• Adding a wildcard symbol may retrieve word variants: technology 1 national framework _ voice communications model sme developpement des afrique.*.