Permutations For INFER

Here are all the permutations for the letters INFER.

infer infre inefr inerf inrfe inref ifner ifnre ifenr ifern ifrne ifren ienfr ienrf iefnr iefrn iernf ierfn irnfe irnef irfne irfen irenf irefn nifer nifre niefr nierf nirfe niref nfier nfire nfeir nferi nfrie nfrei neifr neirf nefir nefri nerif nerfi nrife nrief nrfie nrfei nreif nrefi finer finre fienr fiern firne firen fnier fnire fneir fneri fnrie fnrei feinr feirn fenir fenri ferin ferni frine frien frnie frnei frein freni einfr einrf eifnr eifrn eirnf eirfn enifr enirf enfir enfri enrif enrfi efinr efirn efnir efnri efrin efrni erinf erifn ernif ernfi erfin erfni rinfe rinef rifne rifen rienf riefn rnife rnief rnfie rnfei rneif rnefi rfine rfien rfnie rfnei rfein rfeni reinf reifn renif renfi refin refni