Perhaps you should try some spelling variations:
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
communications de » communication de, communications code, communications tec
inflation target » inflation targeting, inflation rate, inflation rates
du developpement » de developpement, le developpement, et developpement
technology rate » technology state, technology role, technology related
developpement l » developpement il, developpement la, developpement de
rate inflation » grade inflation, wage inflation, age inflation
target file » target field, target while, target fish
l afrique » en afrique
file 4.2 » file 4.4, file 42, files 4.3
de du » de su, de ds, de dx

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

• Adding a wildcard symbol may retrieve word variants: technology rate inflation target file 4.2 communications de du developpement l afrique.*.