Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
oral communication » personal communication
technologies 2 » technologies _, technologies 4
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
contents mend » contents head, contents lead, contents gender
developing a » developing _
phase 2.3 » phase 3.3, phase 3, phase 3.2
a africa » 1 africa, can africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information contents mend oral communication phase 2.3 developing a africa.*.