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Or are you interested in historical information?
We might be able to help with a genealogical search if you could provide some additional details... first names, approx. years of birth, spouse?
Some death records for
Isca sullo Ionio are available at the free site
http://www.familysearch.org You will need to register at this site to view the records.
Isca sullo Ionio - 1809-1865 Morti (morti=deaths)
https://familysearch.org/search/image/i ... %3D1937913For instance, in 1865, if you go to the index at the end of the book of deaths for that year, you will see this page listing two Dominianni deaths.
Elisabetta Dominianni, daughter of Saverio and of Teresa Siglone(?), died 28 April, and is record #18
Saverio Dominianni, son of deceased Pasquale and of Fortunata Vivino, died 29 December, and is record #60.
https://familysearch.org/pal:/MM9.3.1/T ... c=12837186Then you can go backward through the records to find these death acts using the record #.

For
Davoli, there are
some births (nati) available as well... (1816-1855)
https://familysearch.org/search/image/i ... %3D1937913T.