Perhaps you should try some spelling variations:
communication 3.3 » communication _, communication a, communication 1
technologies ct » technologies co, technologies art, technologies bit
ct information » cost information, get information, iot information
information 1 » information 2, information 3, information 3.2
developing en » developing e, developing eq, developing egg
3 developing » 3 development
a hazard » _ hazard, _ hazards
a hard » _ hard
3.3 3 » 3.3 3d, 3.3 _, 3.3 a

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies ct information 1 ((a hazard) OR (a hard)) communication 3.3 3 developing en afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies ct information 1 ((a hazard) OR (a hard)) communication 3.3 3 developing en afrique.*.