Looking for family/relatives with these surnames: Nicolini, Sparacino (Sambuca di Sicilia, Palermo, Roccamorice, Genoa, Naples) and also surname of Ricca (Poggioreale)

My grandparents were: Francesco Nicolini and Rosa Sparacino. Born 1892-1897 and married in 1918. Migrated to USA (most probably from Naples or LeHavre Port) and settled in Louisiana. Had 5 children.