3 letter anagrams 30 results fpm fps frs fum fur mfr mrs mru mus prf prs psf pur pus rfs rms rpm rps rum rus sfm suf sum sup sur ufs ump ups urf urs
2 letter anagrams 27 results fm fp fr fs fu mf mp mr ms mu pf pm pr ps pu rf rm rs sf sm sp sr su um up ur us