Perhaps you should try some spelling variations:
information centers » information contents, information officers
plans communication » class communication, mass communication, lea's communication
communication costa » communication costs, communications costs, communication cote
1.3 developing » 3.3 developing, 13 developing, 7.3 developing
developing em » developing e, developing eq, developing amp
centers 3.2 » centers 2.2, centers 3.3, centers 3.8
3.2 plans » 3.2 plant, 3.1 plans, 3.2 plan
costa 1.3 » cost 1.2, cost 11.3, cost 2.3
em africa » 1 africa

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information centers 3.2 plans communication costa 1.3 developing em africa.*.