Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
6.2 communications » 6.2 communication, 4.2 communications, 3.2 communication
del developpement » de developpement, des developpements, le developpement
integration wage » integration wege, integration wie, integration work
developpement de » developpement des, developpement durable
dis integration » disintegration _
technology dis » technology does, technology 4ir, technology dlt
de afrique » de l'afrique, en afrique, l afrique
wage rate » wage rates
costs del » costa del, costo del
rate 6.2 » rates 6.2, rate 4.2, rate 5.2

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

• Adding a wildcard symbol may retrieve word variants: technology dis integration wage rate 6.2 communications costs del developpement de afrique.*.