Perhaps you should try some spelling variations:
do communications » 10 communications, 14 communications, 2 communications
des developpement » des developpements, de developpement, le developpement
technologies tme » technologies am, technologies table, technologies case
communications a » communications _, communications law, communications media
tme information » time information, some information, age information
developpement l » developpement il, developpement la, developpement de
table 2.1 » table 4.1, table 1
l afrique » en afrique
2.1 do » 2.1 de
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: technologies tme information table 2.1 do communications a des developpement l afrique.*.