Perhaps you should try some spelling variations:
guinean communication » guinea communications, business communication, human communication
communication model » communication media
led developpement » le developpement, leur developpement, de developpement
11.2 integrating » 19.2 integrating, 1.3.2 integrating, 5.1.2 integrating
developpement de » developpement des, developpement durable
technology 11.2 » technology 1.2, technology 11.5.2, technology 1.5.2
integrating a » integrating _, integrating human
la guinean » a guinean
de afrique » de l'afrique, en afrique, l afrique
model led » model land, model law, model listed

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

• Adding a wildcard symbol may retrieve word variants: technology 11.2 integrating a la guinean communication model led developpement de afrique.*.