Perhaps you should try some spelling variations:
5.3 communication » 2.3 communication, 4.3 communication, 1.3 communication
communication sts » communication costs, communication set, communication sur
technologies co » technologies _, technologies 4, technologies 2
information 1.2 » information 1.5.2, information 2
co information » do information, 2 information, 1 information
development do » development doi, development d, development ds
do african » two african, _ african, 1 african
sts human » its human, sdgs human, vs human
19 5.3 » 1999 5.3

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

• Adding a wildcard symbol may retrieve word variants: technologies co information 1.2 19 5.3 communication sts human development do african.*.