-er -ic b-p bbb bbc bbd bbe bbi bbo bbp bbr bcb bcc bcd bce bci bco bcp bcr bdb bdc bdd bde bdi bdo bdp bdr be- beb bec bed bee bei beo bep ber bi- bib bic bid bie bii bio bip bir bob boc bod boe boi boo bop bor bpb bpc bpd bpe bpi bpo bpp bpr brb brd bre bri bro brp brr c-- cbb cbc cbd cbe cbi cbo cbp cbr ccb ccc ccd cce cci cco ccp ccr cdb cdc cdd cde cdi cdo cdp cdr ce- ceb cec ced cee cei ceo cep cer ci- cib cic cid cie cii cio cip cir co- cob coc cod coe coi coo cop cor cpb cpc cpd cpe cpi cpo cpp cpr crb crc crd cre cri cro crp crr dbb dbc dbd dbe dbi dbo dbp dbr dcb dcc dcd dce dci dco dcp dcr ddb ddc ddd dde ddi ddo ddp ddr de- deb dec ded dee dei deo dep der di- dib dic did die dii dio dip dir dob doc dod doe doi doo dop dor dpb dpc dpd dpe dpi dpo dpp dpr drb drc drd dre dri dro drp drr ebb ebc ebd ebe ebi ebo ebp ebr ec- ecb ecc ecd ece eci eco ecr ed- edb edc edd ede edi edo edp edr eeb eec eed eee eeo eep eer eib eic eid eie eii eio eip eir eo- eob eoc eod eoe eoi eoo eop eor ep- epb epc epd epe epi epo epp epr erb erc erd ere eri ero erp err i-d ibb ibc ibd ibe ibi ibo ibp ibr icb icc icd ice ici ico icp icr idb idc idd ide idi ido idp idr ie- iec ied iee iei iep ier iib iic iid iie iii iio iip iir io- iob ioc iod ioe ioi ioo iop ior ipb ipc ipd ipe ipi ipo ipp ipr ir- irb irc ird ire iri iro irp irr o-i ob- obb obc obd obe obi obo obp obr oc- ocb occ ocd oci oco ocp ocr odb odc odd ode odi odo odp odr oeb oec oed oee oei oeo oep oer oib oic oid oie oii oio oip oir oo- oob ooc ood ooi ooo oop oor op- opb opc opd ope opi opo opp opr or- orb orc ord ore ori oro orp orr p-p pbb pbc pbd pbe pbi pbo pbp pbr pcb pcc pcd pce pci pco pcp pcr pdb pdc pdd pde pdi pdo pdp pdr peb pec ped pee pei peo pep per pib pic pid pie pii pio pip pir pob poc pod poe poi poo pop por ppb ppc ppd ppe ppi ppo ppp ppr prb prc prd pre pri pro prp prr rbb rbc rbd rbe rbi rbo rbp rbr rcb rcc rcd rce rci rco rcp rcr rdb rdc rdd rde rdi rdo rdp rdr re- reb rec red ree rei reo rep rer rib ric rid rie rii rio rip rir rob roc rod roe roi roo rop ror rpb rpc rpd rpe rpi rpo rpp rpr rrb rrc rrd rri rrp rrr

bbbb bbci bbdd bbdo bbeb bbpr bbrc bcbc bcbp bccc bcci bcde bcec bcer bcie bcor bcpp bd-r bdbc bddc bdii bdpc bebb bebe bebi bebo beci bede bedi bedo beeb beed beep beer beic beir beo- beod beor bepo berc berd bere beri bero berr bibb bibe bibi bibo bicc bice bici bico bide bidi bido bidr bieb bied bier bio- bioc bioi bipp birb bird bire biri biro birr bobb bobe bobi bobo boce boco bodb bode bodi bodo boec boee boeo boep boer boi- boid boie boii boob booc bood booe boop boor bope bopp bor- bord bore bori boro borr bpcp bpoe bprc bprd brcb brce brdo breb brec bred bree brei breo brep brer bric brid brie brio brob broc brod broe broo bror brrr c-bo c-cd cbbc cbcc cbce cbcp cbcr cbdb cbdc cbdi cbdo cbec cbee cber cbid cbir cbpc cbpp cbrd cbre ccbc cccb cccc ccci cccp ccdc ccdi ccdp ccdr cced ccee ccic ccid ccii ccip ccir ccob ccoc ccod ccpe ccpp ccpr ccrc ccre ccri ccrp cd-e cd-r cddb cddr cdec cder cdic cdii cdio cdre cebp cec- cece ceci ceco cecp cedd cede cedi cedo ceeb ceec ceip ceop ceor cepc cepe cepo cepp cepr cer- cerc cerd cere ceri cero cerp cibc cibe cibi cibo cicc cici cico cicr cidc cide cidi cidp cidr ciee cier ciid ciii ciob cior cipo cipp cirb circ cire ciri ciro cirr cobb cobe cobi cobo coce coco cocp codd code codi coed coep coip coir coob cood coop copd cope copi copo copp copr cor- corb corc cord core cori coro corp corr cpbc cpce cpeb cpep cper cpic cpio cppd cpre cpri crbc crcc crce crcr crdc cre- creb crec cred cree crei creo crep crib cric crie crip crob croc crod croe croo crop cror crpc d-bo dbcc dbcp dbpc dbpd dcbc dccb dccc dcci dccp dcdb dcii dcio dcop dcpo dddd ddie ddoc ddpo ddrc ddre debe debi dec- decc decd dece deci deco dedd dede dedi dedo deeb deed deep deer deid deie deip deir deop deor depc depe depo depp depr der- derb derc dere deri dero derp derr dibb dibe dibo dibp dice dici dico dide didi dido dieb died diep dier diii dioc diop dior dipc dipe dipo dipp dird dire dirr dobb dobe dobi doce doci doco dod- dodd dode dodi dodo doer doid doob dood doop door dope dopo dopp dopr dorc dord dore dori doro dorp dorr dpbc dpci dpcp dper dpie dppc drbc dred dree drei drib dric drie drip drob drod drop ebbc ebbo ebbr ebcc ebed eber ebic ebid eboe eboo ebor ebpo ebro ecbc ecbe eccb eccc ecce ecci ecco ecdc eced ecib ecip eco- ecod ecop ecpd ecpp ecrc ecri ecrr eddc edde eddi eddo eddp