Perhaps you should try some spelling variations:
communication space » communication spaces, communicative space, communication state
3.2 communication » 3 communication, 2.3 communication, de communication
technology flood » technology food, technology flow, technology from
de developpement » sme development
flood detection » flood retention, flood protection, fraud detection
detection case » detection based, detention cases, detection can
des afrique » en afrique, de l'afrique
case space » phase space, based space, scale space
space 3.2 » space 2.1
space de » espace de, space die, space dead

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

• Adding a wildcard symbol may retrieve word variants: technology flood detection case space 3.2 communication space de developpement des afrique.*.