Perhaps you should try some spelling variations:
labor transformed » law transformed, sector transformed, labor transfers
transfer systems » transport systems, transit systems
formal transfer » informal transfers, social transfer, fiscal transfer
systems growth » states growth
issues model » issues mode, issues module, issues mobile
model labor » modeling labor, modern labour, border labor
vagues de » vague de, values de, langues de
de formal » die formal, de forma, die formale

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( vagues de formal transfer systems growth ) OR ( issues model labor transformed _ cao ))~.
• Adding a wildcard symbol may retrieve word variants: (( vagues de formal transfer systems growth ) or ( issues model labor transformed _ cao ))*.