Perhaps you should try some spelling variations:
technologien poor » technologies pour, technologien fur, technologien zur
information 2.1.1 » information 2.1.5, information 2.1.6, information 2.3.1
9.4 communication » 5.4 communication, 1.4 communication, 2.4 communication
poor information » labor information, der information, user information
developing basic » developing asia, developing based, developing brazil
4 developing » 3 developing
2.1.1 how » 2.1 how
how 9.4 » how 2.4, how 3.4
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien poor information 2.1.1 how 9.4 communication costs 4 developing basic access.*.