Perhaps you should try some spelling variations:
technologies state » technologies stage, technologies status, technologies storage
communications 5 » communications _, communications a, communications pt
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
state formation » state estimation
formation ratio » information ratio, formation duration, formation path
ratio war » ratio sar, ratio der, ratio a
5 de » 5 die, 5 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologies state formation ratio war data communications 5 de developpement en afrique.*.