Perhaps you should try some spelling variations:
tougher communication » teacher communication, thought communication, touch communication
model development » local development, social development, global development
development cases » development case, development phases, development based
technology et » technology e, technology ecit, technology eimt
et relations » des relations, 3 relations, ethnic relations
does tougher » does southern, does higher, does touch
relations 2 » relations _, relations a, relations 3
costs model » cost model, cost models, costs money
2 does » 4 does

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

• Adding a wildcard symbol may retrieve word variants: technology et relations 2 does tougher communication costs model development cases data.*.