Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
models development » model development, module development, model developments
1.4 communication » 5.4 communication, 1.1 communication, 1.3 communication
4 information » 2 information, 1 information
information b » information 2, information 1, information bank
technology 4 » technology _, technology 1, technology 3
costa models » cost models, cost model, copula models
case 1.4 » case 12.4, case 4.4, case 2.4
b case » tb case, 2 case, 1 case

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

• Adding a wildcard symbol may retrieve word variants: technology 4 information b case 1.4 communication costa models development 1 africa.*.