-ene -ine bbbb bbeb bbfn bbin bbpr bebb bebe bebi beeb beef been beep beer befe beff bein beir bene beni benn bere beri bern berr bfpp bibb bibe bibi bieb bief bien bier biff bifi biin bin- bine bini binn bipp birb bire biri birn birr bner bnib bnin bnpp bnrr breb bree bref brei bren brep brer brie brin brrr ebbr eben eber eeee eefe eefn efbr efen effi eiei eien eier eine eini eipr eire eirn enb- enbn enbr enee ener enfb enfp enif enin enne enni enp- enpi enri epee epen eper epi- epie epin epip eppp eprb eprp erbb erbe ereb erei eren erer erie erin erne erni erpe erre feeb feen feer fefe feff fefi feie fein feir fene feni fenn ferb fere fern ferr ffee ffff ffii ffrr fibe fibp fief fien fier fife fiff fifi fiii fine fini finn finp fipp fire firn fpin fprf free frei fren frep frib frie frin frip i-be ibfi ibie ibri ieie iere ieri ifbb ifen ifer ifni ifnr ifrb ifrf ifri iiie iiii iipf inbe inee infi infp inne inni innr inp- inpe inpi inpp inre inri ipen iper ipie ipin ippf ippr ipri irbe irbp iree iren irer irfe iri- irie irin irip irne irpe irre irri n-ii nber nbpp nebb nebe nebn nebr neeb neef neei neen neep neer nefe neff nefi neif nein neip neir nene neni nepe nepi nepr nere nerf neri nerr nfer nfff nfib nfip nibe nibi nief nien nier nife niff niip niir nine nini nipe nipr nire nnnn nnpi nnpr npif npin npri nren nrpn pbrf peen peep peer peff pein peip peir pen- pene peni penn pepe pepi per- pere perf peri pern perp perr pfff pffr pibb pibi pien piep pier piff piip pine pini pinn pinp pipe pipi pipp pire piri pirn pirr pnin pnpp ppen pper ppib ppie ppif pppn pppp pprf pre- preb pree pref pren prep pri- prie prif prii prin prnp prri rbbb rbbr rebb rebe reeb reef reen reep refe reff refi refn refr reif reii rein reir rene reni renn repe repi repp repr rere reri rfef rib- ribe rief rien riep rier rife riff riif riin rine rinf rinn ripe ripi ripp ripr rire riri rnbr rnie rnin rpii rppn rrif rrrr