Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
fee communication » face communication, de communication, une communication
developing deep » developing delta, developing data, developing e
technologies 2 » technologies _, technologies 4
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
contents loss » content loss, contents less, contents lists
deep america » keep america, de america, deal america
loss fee » loss re
cost 2.2 » costs 2.2, cost 2.4, cost 3.2

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information contents loss fee communication cost 2.2 developing deep america.*.