Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien ids » technologien des, technologien als, technologien im
do communication » do communications, de communication, ngo communication
ids information » aids information, dis information, mis information
information can » information case, information 1, information 1.2
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
developing 4 » developing _, developing a, developing e
can debt » bank debt, card debt, loan debt
cost 2.3 » costs 2.3, cost 2.4, cost 2.2
debt do » debt gdp, debt how
4 areas » 1 areas, 2 areas, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologien ids information can debt do communication cost 2.3 developing 4 areas.*.