Perhaps you should try some spelling variations:
communication modeles » communication model, communication modes, communication module
3.5 communication » 3.2 communication, 3 communication, 2.3 communication
la developpement » le developpement, de developpement, et developpement
developpement de » developpement des, developpement durable
technology der » technology does, technology 4ir, technology dlt
der collective » des collective, does collective, new collective
collective tax » collection tax, collective a, collective ban
tax prices » gas prices, car prices, tax practices
prices 3.5 » prices 3.1, prices 3.2, prices 7.5
modeles la » modeles a, modeles de, modele a
de afrique » de l'afrique, en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: technology der collective tax prices 3.5 communication modeles la developpement de afrique.*.