Perhaps you should try some spelling variations:
communication model » communication media
development capital » development china, development chapter, development canada
rural development » social development
de communication » mobile communication, online communication
information 1.2 » information 1.5.2, information 2
capital africa » capital asia
model rural » modern rural, model real, model natural
1.2 a » 1.2 _, 2.2 a, 3.2 a
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 1.2 a de communication model rural development capital africa.*.