investigar

Además, su altitud con respecto al mar de Alicante es de 666 metros (por favor, quién habrá investigado eso).	Also, its altitude with relation to the sea in Alicante is 666 metres (who investigated that?)
Con suerte, usted ya habrá investigado sobre buenas líneas de asuntos utilizadas en el pasado, y podrá aplicar este conocimiento a sus emails post festividades.	Hopefully you have done good research into which subject lines have worked well in the past, and you can apply that knowledge to your post-holiday emails.
Como la copia que le proporcionamos se habrá investigado y verificado meticulosamente, puede estar seguro de que está recibiendo una representación exacta de su familia.	As the copy we supply you with will have been meticulously researched and verified, you can be confident that you are receiving an accurate representation of your family.
Estos serán casos en los que genuinamente no se conoce a familiares más cercanos, en lugar de familiares que simplemente se niegan a pagar, y Finders International habrá investigado para confirmarlo.	These will be cases where there genuinely are no known next of kin–rather than next of kin simply refusing to pay–and Finders International will have done the research to confirm this.