Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
developpement il » developpement de, developpement et, developpement du
typologie der » typologie des, ideologie der
der variable » der variablen, war variable, header variable
variable und » variablen und, variable body, variable dead
il afrique » l afrique, en afrique
und does » guns does, und doch, aid does
does de » does debt
a du » a d, a u, _ du
a de » a die, a der, a des

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

• Performing a fuzzy search may retrieve terms with similar spellings: typologie der variable und does de communication ((a du) OR (a de)) developpement il afrique.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "typologie der variable und does de communication ((a du) OR (a de)) developpement il afrique.*".