Perhaps you should try some spelling variations:
calle communication » called communication, scale communication, value communication
communication cross » communication costs
bhutan development » human development, urban development, clean development
technologien 2 » technologies 2, technologien _, technologien 1
information a » information age, information about
cross bhutan » from bhutan
1 afrique » l afrique, en afrique, 1 enrique
de calle » de walle, we called, de cause
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: technologien 2 information a de calle communication cross bhutan development 1 afrique.*.