Perhaps you should try some spelling variations:
optical communication » optical communications, optic communication, political communication
technologies care » technologies case, technologies art, technologies can
care information » more information, change information, trade information
developpement la » developpement de, developpement et, developpement du
a developpement » au developpement, de developpement, le developpement
information 1 » information 2, information 3, information 3.2
la afrique » l afrique, la fabrique, en afrique
y optical » _ optical, 3 optical, 4 optical
costs a » costs _, costs 4
1 y » 1 my, 1 xy, 17 y

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

• Adding a wildcard symbol may retrieve word variants: technologies care information 1 y optical communication costs a developpement la afrique.*.