Perhaps you should try some spelling variations:
efectiva constructora » etapa constructora
constructora munich » constructora movic, constructora munoz, constructora mech
fecha efectiva » hecha efectiva, echa efectiva, hcecha efectiva
garantia fecha » garantia hecha, garantia echa, garantia hechas
a boleta » la boleta, de boleta
devolucion » amdevolucion
fondos » fondo, fondon

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• Adding a wildcard symbol may retrieve word variants: devolucion de fondos correspondiente a boleta de garantia fecha efectiva constructora munich*.