Perhaps you should try some spelling variations:
chapter interactions » computer interactions, matter interactions, acceptor interactions
communications costs » communication costs, communications _
type communications » egypt communications, paper communications, face communications
interactions trust » interactions best, interactions through, interactions across
developpement en » developpement et, developpement des, developpement de
trust data » trusted data, trust debate, trust update
data type » data types

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

• Adding a wildcard symbol may retrieve word variants: techniques chapter interactions trust data type communications costs _ developpement en afrique.*.