Perhaps you should try some spelling variations:
communications cost » communications costs, communications cross, communication costs
developing based » development based, developing asia, developing east
technology road » technology role, technology roadmap, technology robot
3.3 developing » 4 developing, 2 developing, 1 developing
based accessed » based access, last accessed
when data » open data
3.2 when » 2.2 when, 3.1 when, 5.2 when
cost 3.3 » cost 3.2, cost 2.3, cost 3.4

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

• Adding a wildcard symbol may retrieve word variants: technology road information 3.2 when data communications cost 3.3 developing based accessed.*.