Perhaps you should try some spelling variations:
sanciones administrativos » sanciones administrativas, funciones administrativas, acciones administrativas
funcion administrativa » gestion administrativa
administrativos covid » administrativos como, administrativos con, administrativos caso
administrativa socio » administrativa social, administrativo social, administrativa como
covid economics » covid economia, cost economics
economics del » economicos del, economicas del, economica del

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( sanciones administrativos covid economics del derecho ) or ( funcion administrativa socio ((economico del) OR (economico de)) derecho ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( sanciones administrativos covid economics del derecho ) OR ( funcion administrativa socio ((economico del) OR (economico de)) derecho )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( sanciones administrativos covid economics del derecho ) or ( funcion administrativa socio ((economico del) OR (economico de)) derecho ))".
• Adding a wildcard symbol may retrieve word variants: (( sanciones administrativos covid economics del derecho ) or ( funcion administrativa socio ((economico del) OR (economico de)) derecho ))*.