Perhaps you should try some spelling variations:
technologies trade » technology trade, technologies case, technologies table
trade information » price information, private information, trade integration
des developpement » des developpements, de developpement, le developpement
2 communications » 2 communication, 3 communications, 4 communications
communications 3 » communications _, communications a, communications 5
developpement l » developpement il, developpement la, developpement de
table 3.5 » table 3.1, table 3.2, table 4.5
l afrique » en afrique
3.5 2 » 3.5 2d, 3.5 _, 3.5 a
3 des » 3 der, 3 das, a des

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 3.5 2 communications 3 des developpement l afrique.*.