Spell The Same Both Ways

I have collected the following palíndromos dnriug the last three years and herewith present thora for tho curioua to ponder ovor: Adda, Auna, bab, bib, bob, bnb, civic, dad, deed, deified, devived, dewed, did, dood, ecco, ovo, ewe, eye, gog, gig, gag, level, madam, Maram, uouii, non, Otto, pap, poep, pip, pop, pup, reddor, refer, repaper, roviver, rotator, sees, Belles, sexes, shahs, sis, biris, üomes, stellets, tat, tenet, tit, toot,