Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
traditions change » traditions changing, transitions changes, traditions chapter
developpement de » developpement des, developpement durable
change programs » change program, exchange programs, care programs
technology 1 » technology _
1 traditions » 12 traditions, _ traditions, 1 tradition
programs 4.2 » programs 2.2, programs _, programs 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 1 traditions change programs 4.2 communications costs _ developpement de afrique.*.