Perhaps you should try some spelling variations:
optical communication » optical communications, optic communication, political communication
communication model » communication media
du developpement » de developpement, le developpement, et developpement
developpement la » developpement de, developpement et, developpement du
technology case » technology based, technology can, technology change
case integrated » cae integrated, based integrated, change integrated
integrated land » integrated plan, integrated flood, integrated care
la afrique » l afrique, la fabrique, en afrique
a optical » _ optical, 3 optical, 4 optical
model du » model due, model d, model dal
land a » land _, poland a

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

• Adding a wildcard symbol may retrieve word variants: technology case integrated land a optical communication model du developpement la afrique.*.