Perhaps you should try some spelling variations:
2.2.5.4 communication » 12.2.4 communication, 2.2.3 communication, 12.4.4 communication
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
technology how » technology 1, technology 2.2, technology 3
inflation good » inflation gopi, inflation gerold, inflation gross
how inflation » low inflation, log inflation, has inflation
krieg 2.2.5.4 » krieg 2.3.1.1, krieg 2.3.1.2, krieg 2.4.5
good krieg » good king
de afrique » de l'afrique, en afrique, l afrique
costs au » costs a, costs amy, costs _

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

• Adding a wildcard symbol may retrieve word variants: technology how inflation good krieg 2.2.5.4 communication costs au developpement de afrique.*.