Perhaps you should try some spelling variations:
technological changes » technological change, technological advances
changes information » change information, channels information, chandos information
information center » information centers, information centre, information content
4 communication » 3 communication, 5.4 communication, de communication
3.3 developing » 4 developing, 2 developing, 1 developing
developing a » developing _
center word » letter word, center worker, letter words
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
a africa » 1 africa, can africa, em africa
word 4 » word _, ward 4, word 1

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

• Adding a wildcard symbol may retrieve word variants: technological changes information center word 4 communication costs 3.3 developing a africa.*.