Perhaps you should try some spelling variations:
chad communications » canada communications, chile communications, china communications
developpement en » developpement et, developpement des, developpement de
ethnologie und » technologie und, theologie und, methodologie und
variablen mala » variablen aa, variablen a, variablen amp
und variablen » der variablen
mala does » data does
does chad » does child, does cat
a du » a de, a u, _ du

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "ethnologie und variablen mala does chad communications ((a du) OR (a d)) developpement en afrique.~".
• Adding a wildcard symbol may retrieve word variants: ethnologie und variablen mala does chad communications ((a du) OR (a d)) developpement en afrique.*.