Perhaps you should try some spelling variations:
communication system » communication systems, telecommunication system, communication series
models development » model development, module development, model developments
la communication » data communication, data communications
ids information » aids information, dis information, mis information
typologies ids » typologies first, typologies _, typologie des
system models » system model, system modelling
a afrique » l afrique, en afrique

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

• Adding a wildcard symbol may retrieve word variants: typologies ids information gap _ la communication system models development a afrique.*.