Perhaps you should try some spelling variations:
communication services » telecommunications services
technologies past » technologies part, technologies pt, technologies art
past formulacion » la formulacion, case formulation, basic formulation
10 communication » 1 communication, de communication, 3 communication
developpement de » developpement des, developpement durable
3 developpement » de developpement, le developpement, et developpement
formulacion de » formulation des, formacion de, formulation _
services 3 » services 4, services 3.3, services 3.1
de afrique » de l'afrique, en afrique, l afrique
de does » der does, do does, one does

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

• Adding a wildcard symbol may retrieve word variants: technologies past formulacion de does 10 communication services 3 developpement de afrique.*.