-er -ol b-u bbb bbc bbe bbl bbo bbr bbu bcb bcc bce bcl bco bcr bcu be- beb bec bee bel beo ber beu blb blc ble bll blo blr blu bob boc boe bol boo bor bou brb bre brl bro brr bru bub buc bue bul buo bur buu c-- cbb cbc cbe cbl cbo cbr cbu ccb ccc cce ccl cco ccr ccu ce- ceb cec cee cel ceo cer ceu cl- clb clc cle cll clo clr clu co- cob coc coe col coo cor cou crb crc cre crl cro crr cru cub cuc cue cul cuo cur cuu ebb ebc ebe ebl ebo ebr ebu ec- ecb ecc ece ecl eco ecr ecu eeb eec eee eel eeo eer elb elc ele ell elo elr elu eo- eob eoc eoe eol eoo eor eou erb erc ere erl ero err eru eu- eub euc eue eul eur lbb lbc lbe lbl lbo lbr lbu lcb lcc lce lcl lco lcr lcu leb lec lee lel leo ler leu llb llc lle lll llo llr llu lob loc loe lol loo lor lou lrb lrc lro lrr lru lub luc lue lul luo lur luu ob- obb obc obe obl obo obr obu oc- ocb occ ocl oco ocr ocu oeb oec oee oel oeo oer olb olc ole oll olo olu oo- oob ooc ool ooo oor or- orb orc ore orl oro orr oru ou- ouc oue oul ouo our rbb rbc rbe rbl rbo rbr rbu rcb rcc rce rcl rco rcr rcu re- reb rec ree rel reo rer reu rlc rle rll rlo rlr rlu rob roc roe rol roo ror rou rrb rrc rrl rrr rru rub ruc rue ruo rur ruu ubb ubc ube ubl ubo ubr ubu ucb ucc uce ucl uco ucr ucu ueb uec uee uel uer ulb ulc ule ull ulo ulr ulu uob uoc uoe uol uoo uor ur- urb urc ure url uro urr uru uuc uue uur uuu

bbbb bbeb bblb bbrc bcbc bccc bccl bcec bcer bcor bcru bcuc bebb bebe bebo becu beeb beel beer bele bell belo belu beo- beor berc bere bero berr beru beur blcu bleb blee bleo bleu blob bloc bloo blou blrc blub blue blur bobb bobe bobo bobu boce boco bocu boec boee boel boeo boer bole boll bolo bolu boob booc booe bool boor bor- bore boro borr boru boue boul bour brcb brce breb brec bree brel breo brer brob broc broe brol broo bror brou brrr bruc brue bubb bube bubo bubu bucc buce buco bucu buel buer bueu bulb bule bull bulu buol bur- burb bure burl buro burr buru c-bo cbbc cbcc cbce cbcl cbcr cbcu cbec cbee cber cblb cblc cbol cbre cbrl ccbc cccb cccc cccl cccu ccee ccel cclc ccob ccoc ccrc ccre ccrl ccuc cebu cec- cece ceco ceeb ceec ceel cel- celc cele cell celo ceol ceor ceou cer- cerc cere cerl cero clec clee cleo cler cleu clob cloe cloo clor clou clro club clue cobb cobe cobo cobu coce coco cocu coel col- colb cole coll colo colu coob cool cor- corb corc core corl coro corr coub coue coul cour crbc crbu crcc crce crcr cre- creb crec cree creo creu crob croc croe crol croo cror crub crue cub- cubb cube cucc cuce cuer culb culc cule cull culo curb cure curl curo curr e-cl ebbc ebbo ebbr ebcc ebel eber eboe ebol eboo ebor ebro ebru ebul ebur ecbc ecbe eccb eccc ecce eccl ecco eco- ecol ecou ecrc ecrl ecrr ecru eeee eele eeoc eerc eero el-b elbe elbo elbu elcb elce elco elec elee eleo eler elle ello ellu elro elue elul eole eolo eore eorl erbb erbe ercc erce ereb erec erel erer erle erll erob eroc eroe erol eroo errc erre erro erub eruc erur eubc euer eule eur- eurc eure euro lbcc lblr lcbc lccc lcce lcer lcor lcrl le-u lebo lebu lece leco leel leer lele lell lelo lelu leoc leor leou lerc lere lero leuc leur llcc lleu lllc llll lloc lloo lob- lobb lobe lobo locc loce loco locu loeb loeu lole loll lolo loob looc looe lool loor lore loro loue loul lour louu lroc lrrc lrrr lube luce luer lule lull lulu lure o-eo obbo obec obel ober oble oblu oboe obol obor obre obro ocbc occc oce ocee oclc ocre ocrl ocro ocrr ocul ocur oec- oecc oeec oele oere olbo olcc ole- oleo oler olle ollo olor olur oobe oocr ooer oolo oooo oore orbb orbe orbo orbu orce orco ore- oreb orec orel oreo orer orle orlo orlu oro- oroe oror orro orub oucc ouer oule oulu our- oure ouro ouu- rbbb rbbr rbcl rble rcbc rcbo rccb rccc rcle rebb rebe rebo rebu recc rece recr recu reeb reel relb rele rell relo reol reou rere rero reru reue reul reuu rlee rleu rob- robb robe robo robu rocc roce roco roel roer role roll rolo roob rool roor rorc rore roro roru roub roue roul rrle rrrr rubb rube rubu ruce ruel ruer rule rull rulo rurc rure ruro ruru ubbe ubbo uber uble ublo uboc ucbc ucel ucrc uele uell ulbc ulcc ulco uleb ulee uleo ulle ullo ullr ulo- uloc ulul uocc uolc uor- uore urbe ure- urle uro- urol uroo urre urur uulu uuoc uuuu

bbbee bcell be-er be-ro bebel beber beblo becco becel becue beebe beele belbo belce belec belee bellb belle bello belue belur beour berbe bercu berec berel berle berlo berob beroe berol beror berre berru beuer beule beure bleer blere bleue bloor blorb blore bloue bluer blurb blure blurr bo-bo boble boboc bobr bobre bocce bocle bocor boece boeol boero boeur bolbe bolel boleo boler boll- bolle bollo bollu booce booco booer boole boore booru borbo borce borec boree borel borer borle boro- boroo borou borre borro borul bouce bouee bouel bouer boul- boulc boule