Perhaps you should try some spelling variations:
communication periods » communication series, communication methods, communications methods
de communication » mobile communication, online communication
developpement du » developpement de, developpement des, developpement et
technologies a » technologies _, technologies 4, technologies 2
formulacion de » formulation des, formacion de, formulation _
a formulacion » la formulacion, a formulation, la formulation
du fabrique » la fabrique
de does » der does, do does, one does
does de » does debt

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

• Adding a wildcard symbol may retrieve word variants: technologies a formulacion de does de communication periods _ developpement du fabrique.*.