Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
stacks information » states information, haystacks information, pack information
add communications » aided communications, do communications, radio communications
technology stacks » technology shocks, technology shock, technology state
information 1.3 » information 14.3, information 1.2, information 10.4
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
1.3 does » 12.3 does, 18.3 does, 13 does
does add » does aid, does awd, does auld
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: technology stacks information 1.3 does add communications costs 4 developpement l afrique.*.