Perhaps you should try some spelling variations:
compensation 2.2.2.1 » compensation 1.2.2.1, compensation 1.2.2.2, compensation 1.2.2.3
lags compensation » wages compensation, land compensation, wage compensation
innovations past » innovations east, innovation past, innovations case
du developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
2.2.2.1 du » 2.2.2.1 das, 2.2.2.1 die, 2.2.2.1 der
past time » past five
time lags » time lag, time loss
en i » en im, en ii, en il

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

• Adding a wildcard symbol may retrieve word variants: technology _ innovations past time lags compensation 2.2.2.1 du developpement en i.*.