Perhaps you should try some spelling variations:
technological changes » technological change, technological advances
south communication » south communications, mouth communications, month communication
development better » development center, development matter, development centers
changes relations » challenges relations, exchange relations, changing relations
relations 2.3 » relations 2.1, relations 6.3, relations 4.3
better one » better ones, better eine, better off
2.3 cape » 2.3 case, 2.3 can, 2.3 cee
costs 2 » costs 20, costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technological changes relations 2.3 cape south communication costs 2 development better one.*.