ebamc beamc eabmc aebmc baemc abemc ebmac bemac embac mebac bmeac mbeac eambc aembc emabc meabc amebc maebc bamec abmec bmaec mbaec ambec mabec ebacm beacm eabcm aebcm baecm abecm ebcam becam ecbam cebam bceam cbeam eacbm aecbm ecabm ceabm acebm caebm bacem abcem bcaem cbaem acbem cabem ebmca bemca embca mebca bmeca mbeca ebcma becma ecbma cebma bcema cbema emcba mecba ecmba cemba mceba cmeba bmcea mbcea bcmea cbmea mcbea cmbea eamcb aemcb emacb meacb amecb maecb eacmb aecmb ecamb ceamb acemb caemb emcab mecab ecmab cemab mceab cmeab amceb maceb acmeb cameb mcaeb cmaeb bamce abmce bmace mbace ambce mabce bacme abcme bcame cbame acbme cabme bmcae mbcae bcmae cbmae mcbae cmbae amcbe macbe acmbe cambe mcabe cmabe
Note: these 'words' (valid or invalid) are all the permutations of the word ebamc. These words are obtained by scrambling the letters in ebamc.