Perhaps you should try some spelling variations:
technologies trade » technology trade, technologies case, technologies table
trade information » price information, private information, trade integration
do communications » 10 communications, 14 communications, 2 communications
des developpement » des developpements, de developpement, le developpement
communications a » communications _, communications law, communications media
developpement l » developpement il, developpement la, developpement de
table 3.2 » table 3.1, table 4.1, table 2.1
l afrique » en afrique
3.2 do » 3.12 do, 5.2 do, 2.2 do
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 trade information table 3.2 do communications a des developpement l afrique.*.