Perhaps you should try some spelling variations:
2.2.5.4 communication » 12.2.4 communication, 2.2.3 communication, 12.4.4 communication
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
technology than » technology tax, technology trap, technology change
than population » change population, orphan population, urban population
population age » population change, population aging, population data
fig 2.2.5.4 » cip 2.2.5.4, fig 2.3.1.4
costs le » costs _, costs 4, costs a
de farce » der farce, de arce, de force
age fig » age fair, age five

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

• Adding a wildcard symbol may retrieve word variants: technology than population age fig 2.2.5.4 communication costs le developpement de farce.*.