Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
does information » des informations, dis information, users information
d1 developpement » de developpement, du developpement, le developpement
developpement de » developpement des, developpement durable
technology does » technology debts, technology data, technology dlt
information und » informations und
de afrique » de l'afrique, en afrique, l afrique
und range » nd range, und lange, und zwange
range 2.1 » ranges 2.1, range 2.4, change 2.1
phase d1 » phase 1, phase de, phase der

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

• Adding a wildcard symbol may retrieve word variants: technology does information und range 2.1 communication phase d1 developpement de afrique.*.