bbbb bbch bbci bbeb bblb bcbc bccc bcci bccl bcec bche bcie bcuc bebb bebe bebi bech beci becu beeb beel beic beil bele beli bell belu bhcc bhel bhie bhil bhuu bibb bibe bibi bibl bicc bice bich bici bieb biel bieu bihe bihi bihl bihu bile bili bill bilu blcu bleb blee bleh blei bleu blic blub blue bubb bube bubi bubu bucc buce buch buci bucu buel bueu buhe buhi buhl buic buie buiu bulb bule buli bull bulu cbbc cbcc cbce cbcl cbcu cbec cbee cbhl cblb cblc ccbc cccb cccc ccci cccl cccu ccee ccel cche cchl ccic ccii ccil cclc ccli ccuc cebu cec- cece ceci ceeb ceec ceel cehl ceil cel- celc cele celi cell ceui chce chch chci cheb chec chee cheh chel cheu chib chic chie chih chil chiu chlc chub chui chul cibc cibe cibi cicc cich cici cicu ciee ciel ciii cili cill ciuc clec clee clei cleu clib clic clii club clue cluh cub- cubb cube cubi cucc cuce cuci cui- cuil culb culc cule cull e-cl ebbc ebcc ebel ebic ebli ebul ecbc ecbe eccb eccc ecce ecci eccl eche echl ecib ecil eeee eele ehcc eheh ehel eheu ehle eich eiec eiei eile el-b elbe elbi elbu elcb elce elch elec elee eleh elhi elic elie elil elle elli ellu elue elui elul eubc eubi euch euhl eule h-ii hbic hcbc hccb hccc hcch hchi hebb hebe hebi hech heeb heel hehe heic heie heih heil hele heli hell helu heue heui hhcl hhhh hi-c hibi hibu hicc hice hich hiei hieu hihc hihe hihi hiie hiil hiiu hile hili hill hilu hlul hubb hube hubi hubl huch hucu huel huhi huhu huib huie huil hulc hule huli hull hulu huub i-be ibec ibeh ibie ible icbc iccb iccc icci iccl iccu icec icee icel ichc iche ichi ichu icle icll icub icue iecc ieie iele ihcc ihub iihl iiie iiii iiuc ilbc ilce ile- ilec ilic ilie ill- ille illi iucc iuce iuel iuiu lbcc lcbc lccc lcce lchc le-u lebu lece lech leel lehe lehi lehu leib leic leie leil lele leli lell lelu leuc lhec lhee lhhh libc libe libu lice lich lieb liel lieu lih- lihe lihi liii lilb lile lili lill lilu liue llcc lleu lllc llll lube luce luch luci luhe luhi luhu lule luli lull lulu u-ie ubbe ubbi ubic ubii uble ubli ucbc ucci ucel uche uchi ucil uele ueli uell uhcl uhle uhuh uile ulbc ulcc ulch uleb ulee ulic ulie ulle ulli ulul uulu uuuu