Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
based communications » based communication, speed communications, aided communications
shall developpement » small development, skill development, le developpement
developpement en » developpement et, developpement des, developpement de
age information » care information, rate information, die information
technology age » technology usage, technology wages, technology a
information 2 » information 3
code based » codes based, mode based, diode based
2 code » 2 codes, 22 code, 3.2 code

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

• Adding a wildcard symbol may retrieve word variants: technology age information 2 code based communications costs shall developpement en afrique.*.