Perhaps you should try some spelling variations:
communication code » communications code, communication cote, communication mode
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
mac developpement » au developpement, de developpement, le developpement
developpement la » developpement de, developpement et, developpement du
technology used » technology use, technology based, technology users
used inflation » und inflation, cases inflation, musil inflation
prices 4.1 » price 4.1, prices 2.1, prices 3.1
la afrique » l afrique, la fabrique, en afrique
code mac » code map, code a, code c

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

• Adding a wildcard symbol may retrieve word variants: technology used inflation _ prices 4.1 communication code mac developpement la afrique.*.