Perhaps you should try some spelling variations:
1.1 communication » 4.1 communication, 1.3 communication, 1.4 communication
study population » student population, student populations, city population
de developpement » sme development
developpement la » developpement de, developpement et, developpement du
population per » population panel, population p230, population area
per form » der form, per firm, over form
form 1.1 » form 2.1, form 3.2, form 4.2
costs de » costs _, costs 4, costs a
fabrique. » afrique., fabrice.

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

• Adding a wildcard symbol may retrieve word variants: technology study population per form 1.1 communication costs de developpement la fabrique.*.