Perhaps you should try some spelling variations:
technologies past » technologies part, technologies pt, technologies art
communication gap » communication gaps, communication gsm, communication gt
urban development » human development
past information » plant information, cost information, ist information
14 communication » 1.4 communication, 14 communications, 4 communication
development use » development using, development under, development unit
information pt » information part, information 1, information 1.2
gap urban » rap urbane, ccp urban, up urban
2 14 » 12 14, 2 4, 2 1

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

• Adding a wildcard symbol may retrieve word variants: technologies past information pt 2 14 communication gap urban development use africa.*.