Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
conformacion del » formacion del, conformation _, formacion de
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
a communication » la communication, data communication, data communications
technologies 2 » technologies _, technologies 4
2 conformacion » la conformacion, _ conformation, _ conformations
barriers de » barriers d, barriere der, barriers key
del code » model code, del colle, del poder
code a » code _, code 2

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 conformacion del code a communication barriers de developpement en afrique.*.