-er -ol bbb bbc bbd bbe bbl bbo bbr bbt bcb bcc bcd bce bcl bco bcr bct bdb bdc bdd bde bdl bdo bdr bdt be- beb bec bed bee bel beo ber bet blb blc bld ble bll blo blr blt bob boc bod boe bol boo bor bot brb brd bre brl bro brr brt btb btc btd bte btl bto btr btt c-- cbb cbc cbd cbe cbl cbo cbr cbt ccb ccc ccd cce ccl cco ccr cct cdb cdc cdd cde cdl cdo cdr cdt ce- ceb cec ced cee cel ceo cer cet cl- clb clc cld cle cll clo clr clt co- cob coc cod coe col coo cor cot crb crc crd cre crl cro crr crt ctb ctc ctd cte ctl cto ctr ctt dbb dbc dbd dbe dbl dbo dbr dbt dcb dcc dcd dce dcl dco dcr dct ddb ddc ddd dde ddl ddo ddr ddt de- deb dec ded dee del deo der det dl- dlb dlc dld dle dll dlo dlr dlt dob doc dod doe dol doo dor dot drb drc drd dre drl dro drr drt dtb dtc dtd dte dtl dto dtr dtt ebb ebc ebd ebe ebl ebo ebr ebt ec- ecb ecc ecd ece ecl eco ecr ect ed- edb edc edd ede edl edo edr edt eeb eec eed eee eel eeo eer eet elb elc eld ele ell elo elr elt eo- eob eoc eod eoe eol eoo eor eot erb erc erd ere erl ero err ert etb etc etd ete etl eto etr ett lbb lbc lbd lbe lbl lbo lbr lbt lcb lcc lcd lce lcl lco lcr lct ldb ldc ldd lde ldl ldo ldr ldt leb lec led lee lel leo ler let llb llc lld lle lll llo llr llt lob loc lod loe lol loo lor lot lrb lrc lrd lro lrr lrt ltb ltc ltd lte ltl lto ltr ltt ob- obb obc obd obe obl obo obr obt oc- ocb occ ocd ocl oco ocr oct odb odc odd ode odl odo odr odt oeb oec oed oee oel oeo oer oet olb olc old ole oll olo olt oo- oob ooc ood ool ooo oor oot or- orb orc ord ore orl oro orr ort ot- otb otc otd ote otl oto otr ott rbb rbc rbd rbe rbl rbo rbr rbt rcb rcc rcd rce rcl rco rcr rct rdb rdc rdd rde rdl rdo rdr rdt re- reb rec red ree rel reo rer ret rlc rld rle rll rlo rlr rlt rob roc rod roe rol roo ror rot rrb rrc rrd rrl rrr rrt rtb rtc rtd rte rtl rto rtr rtt tbb tbc tbd tbe tbl tbo tbr tbt tcb tcc tcd tce tcl tco tcr tct tdb tdc tdd tde tdl tdo tdr tdt te- teb tec ted tee tel teo ter tet tlc tld tle tll tlo tlr tlt to- tob toc tod toe tol too tor tot trb trc trd tre trl tro trr trt ttb ttc ttd tte ttl tto ttr ttt

bbbb bbdd bbdo bbeb bbet bblb bbrc bcbc bccc bccl bcde bcec bcer bcet bcor bctc bd-r bdbc bddc bdle bebb bebe bebo bede bedl bedo beeb beed beel beer beet beld bele bell belo belt beo- beod beor beot berc berd bere bero berr bert betc bete beto bett blbt bldc bldr bleb bled blee bleo blet blob bloc blod bloo blot blrc bobb bobe bobo boce boco bodb bode bodo boec boee boel boeo boer boet bold bole boll bolo bolt boob booc bood booe bool boor boot bor- bord bore boro borr bort botb botd bote boto bott brcb brce brdo brdt breb brec bred bree brel breo brer bret brob broc brod broe brol broo bror brot brrr brtc btcc btcl btdt btec btob btor btrc btrt bttb c-bo c-cd cbbc cbcc cbce cbcl cbcr cbct cbdb cbdc cbdo cbec cbee cber cbet cblb cblc cbol cbot cbrd cbre cbrl cbrt cbtc cbtl ccbc cccb cccc cccl ccdc ccdr cced ccee ccel cclc ccob ccoc ccod ccrc ccre ccrl ccrt cctb cctc cctl cctt cd-e cd-r cddb cddl cddr cdec cder cdot cdre cec- cece ceco cect cedd cede cedo cedt ceeb ceec ceel cel- celc cele cell celo celt ceol ceor cer- cerc cerd cere cerl cero cert cet- cete ceto clcd cldc cldr clec cled clee cleo cler clet clob clod cloe cloo clor clot clrd clro cltb cltc cobb cobe cobo coce coco coct codd code codl coed coel col- colb cold cole coll colo colt coob cood cool coot cor- corb corc cord core corl coro corr cort cotb cotc cote coto cott crbc crcc crce crcr crdc cre- creb crec cred cree creo cret crob croc crod croe crol croo cror crot crrt crtc crtl ctec ctle ctol ctor ctot ctrc ctrl d-bo dbcc dbtt dcbc dccb dccc dccl dcct dcdb dctc dddd ddlc ddoc ddot ddrc ddre debe debt dec- decc decd dece decl deco dect dedd dede dedo deeb deed deel deer deet deld dele dell delo delt deol deor der- derb derc dere dero derr dete deto detr dlbd dlco dobb dobe dobl doce doco doct dod- dodd dode dodo doel doer dold dole doll dolo dolt doob dood dool door doot dorc dord dore doro dorr dort dotd dote doto dott drbc dred dree drel dret drob drod drol drot dtcc dted dtle dtor dtot dtrl e-cl ebbc ebbo ebbr ebcc ebed ebel eber eboe ebol eboo ebor ebro ecbc ecbe eccb eccc ecce eccl ecco ecct ecdc ecdl eced eclt eco- ecod ecol ecot ecrc ecrl ecrr ect- ectc ecto eddc edde eddo ede- edel eder edle edoc edod eede eeee eele eeoc eerc eero eetc eete el-b elbe elbo elcb elce elco elde eldr elec eled elee eleo eler elet elle ello elod elro elte elto eocd eode eole eolo eore eorl eotc