Perhaps you should try some spelling variations:
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
die developpement » de developpement, le developpement, du developpement
developpement de » developpement des, developpement durable
technology does » technology debts, technology data, technology dlt
inflation space » information space, innovation space, inflation rate
does inflation » der inflation, die inflation, core inflation
space space » space place, place space, space race
de afrique » de l'afrique, en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: technology does inflation space space 2.1 communication _ die developpement de afrique.*.