Perhaps you should try some spelling variations:
technological changes » technological change, technological advances
changes informations » change information, chandos information, channels information
der communication » de communication, under communication, debt communication
4 developing » 3 developing
und fehlt » und fehl, uns fehlt, und fehler
fehlt der » fehler der, gehalt der, fehlen der
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: technological changes informations und fehlt der communication costs 4 developing _ areas.*.