Perhaps you should try some spelling variations:
patient communication » project communication, hygiene communication, efficient communication
das developpement » des developpements, de developpement, du developpement
developpement il » developpement de, developpement et, developpement du
communication 2 » communication _, communication a, communication 3
technologies 3 » technologies _, technologies 4, technologies 2
3 information » 1 information
2.3 patient » 2.1 patient, 2.2 patient, 2.5 patient
il afrique » l afrique, en afrique
table 2.3 » table 2.1, table 6.3, table 1.3
2 das » 1 das

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

• Adding a wildcard symbol may retrieve word variants: technologies 3 information table 2.3 patient communication 2 das developpement il afrique.*.