Perhaps you should try some spelling variations:
modern communication » modern communications, modern communicator, modeling communication
communication cross » communication costs
developing cities » developing countries, developing annuities, developing economies
transformation 1 » transformation _, transformation a, transformation 3
cities africa » societies africa, parties africa, rates africa
3 developing » 3 development
form modern » form model, from modern, erm modern
cross 3 » cross _, cross 1, cross c
1 form » 2 form, 4 form, 1 formen

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

• Adding a wildcard symbol may retrieve word variants: technologies _ transformation 1 form modern communication cross 3 developing cities africa.*.