Perhaps you should try some spelling variations:
states communications » scales communication, states telecommunications, strategic communications
communications code » communication mode, communications case, communications models
au developpement » du developpement, de developpement, le developpement
developpement la » developpement de, developpement et, developpement du
information 2.1 » information 12.1, information 2.2, information 2.7
block states » blocs states, block rates, block systems
la afrique » l afrique, la fabrique, en afrique
2.1 block » 4.1 block, 2.1.2 block, 2.2.1 block
code au » code a, code ctu, code mac

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 2.1 block states communications code au developpement la afrique.*.