Perhaps you should try some spelling variations:
11.4.1 communication » 10.4.3 communication, 12.4.4 communication, 13.4.5 communication
a developpement » au developpement, de developpement, le developpement
technology log » technology lag, technology low, technology law
log inflation » low inflation, local inflation, lower inflation
inflation und » inflation index, inflation _, inflation tax
price 11.4.1 » prices 11.3.1, prices 11.2.3, price 10.1
des afrique » en afrique, de l'afrique
und price » fund price, usd price, fund prices
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology log inflation und price 11.4.1 communication costs a developpement des afrique.*.