Perhaps you should try some spelling variations:
operator » operatoria, operar, operate
operacion » operaciones
cooperacion » cooperaciones
operador » operadores, emperador
operationia » operations, operatoria, operational, cooperationia, operativosia, operativoia
operation » cooperation, operativos, operativo

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

• Performing a fuzzy search may retrieve terms with similar spellings: UGC (cinema (((operator OR (operacion OR cooperacion)) OR operador) OR (operationia OR operation)))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "UGC (cinema (((operator OR (operacion OR cooperacion)) OR operador) OR (operationia OR operation)))".
• Adding a wildcard symbol may retrieve word variants: UGC (cinema (((operator OR (operacion OR cooperacion)) OR operador) OR (operationia OR operation)))*.