bbbb bbch bbci bbeb bbfc bblb bcbc bccc bcci bccl bcec bcfc bche bcie bebb bebe bebi bech beci beeb beef beel befe beff beic beil bele beli bell bffl bhcc bhel bhff bhie bhil bibb bibe bibi bibl bicc bice bich bici bieb bief biel biff bifi bihe bihi bihl bile bili bill bleb blee bleh blei blfc blic cbbc cbcc cbce cbcl cbec cbee cbef cbfb cbfc cbhl cblb cblc ccbc cccb cccc cccf ccci cccl ccee ccel ccfc ccff ccfi ccfl cche cchl ccic ccii ccil cclc ccli cec- cece ceci ceeb ceec ceel cef- cefc cehl ceil cel- celc cele celf celi cell cfbc cfcb cfcf cfcl cffb chce chch chci cheb chec chee chef cheh chel chfc chfi chib chic chie chif chih chil chlc cibc cibe cibi cicc cich cici ciee ciel cife ciff cifl ciii cili cill clec clee clef clei clib clic clif clii e-cl ebbc ebcc ebel ebfc ebic ebli ecbc ecbe eccb eccc ecce ecci eccl ecef ecfc eche echl ecib ecil eeee eefe eefl eele effi efic efil ehcc eheh ehel ehle eich eiec eiei eile el-b elbe elbi elcb elce elch elec elee elef eleh elfc elfe elfi elhi elic elie elif elil elle elli fble fccf fcch fcic fcii fece fech feeb feel fefc fefe feff fefi fehl feie feil fele felf feli fell ffcc ffee ffff ffii fhci fhlb fibe ficc fice fich fiec fief fiel fifc fife fiff fifi fiii fiil file fili fill flcl flee flic flii h-ii hbfc hbic hcbc hccb hccc hcch hcfc hchi hebb hebe hebi hech heeb heef heel hefe hehe heic heie heif heih heil hele helf heli hell hfce hhcl hhhh hi-c hibi hicc hice hich hiei hiff hifh hifi hihc hihe hihi hiie hiil hile hili hill i-be ibec ibeh ibfi ibie ible icbc iccb iccc iccf icci iccl icec icee icef icel icfb ichc iche ichi icle icll iecc ieie iele ifbb ifel ifhe ific ifil ihcc iihl iiie iiii ilbc ilce ile- ilec ilic ilie ill- ille illi lbcc lcbc lccc lcce lcfc lchc lece lech leef leel lefe leff lehe lehi leib leic leie leif leil lele leli lell lfcc lfhe lhec lhee lhhh libc libe lice lich lieb lief liel life liff lifl lih- lihe lihi liii lilb lile lili lill llcc llef lllc llll