Perhaps you should try some spelling variations:
information space » information search, information service, information science
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
gaps information » als information, gets information, laws information
technology gaps » technology gap
developing en » developing e, developing eq, developing egg
space space » space place, place space, space race
space 4.1 » space 2.1, space 4.3, space 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology gaps information space space 4.1 communication costs _ developing en afrique.*.