Perhaps you should try some spelling variations:
calculation phase » calculations phase, calculation where, calculation dataset
der communication » de communication, under communication, debt communication
some development » sme development, women development, site development
technologies 2 » technologies _, technologies 4
models afrique » models africa
2 calculation » _ calculation, 3.2 calculation, 3.1 calculation
costs some » cost some
phase i » phase 1, phase _, phase 2
i der » ii der, _ der, 2 der

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 calculation phase i der communication costs some development models afrique.*.