Perhaps you should try some spelling variations:
communications cost » communications costs, communications cross, communication costs
model development » local development, social development, global development
development based » development band, development case, development bank
technology des » technology does, technology debts, technology nodes
des relations » les relations, its relations, et relations
relations a2 » relations a, relations 2, relations au
groups data » group data, grouped data
a2 groups » 2 groups, age groups, 2.2 groups

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

• Adding a wildcard symbol may retrieve word variants: technology des relations a2 groups data communications cost model development based data.*.