Perhaps you should try some spelling variations:
information space » information search, information service, information science
2.3 communication » 3.2 communication, de communication, 4 communication
developing en » developing e, developing eq, developing egg
technology 2 » technology _, technology 1, technology 3
a developing » a development
space cases » spaces cases, space based, spaces case
cases 2.3 » cases 3.3, case 2.3, cases 2.2
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology 2 information space cases 2.3 communication costs a developing en afrique.*.