Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologies some » technologies soil, technologies stage, technologies ser
14 communications » 10 communications, 14 communication, 4 communications
some information » more information, time information, one information
developpement la » developpement de, developpement et, developpement du
policy 193 » policy 1913, policy 1923, policy 1936
la afrique » l afrique, la fabrique, en afrique
193 14 » 1913 14, 193 10

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

• Adding a wildcard symbol may retrieve word variants: technologies some information policy 193 14 communications costs _ developpement la afrique.*.