-ic bbb bbc bbd bbe bbi bbk bbo bcb bcc bcd bce bci bck bco bdb bdc bdd bde bdi bdk bdo be- beb bec bed bee bei bek beo bi- bib bic bid bie bii bik bio bkb bkc bke bkk bko bob boc bod boe boi bok boo c-- cbb cbc cbd cbe cbi cbk cbo ccb ccc ccd cce cci cck cco cdb cdc cdd cde cdi cdk cdo ce- ceb cec ced cee cei cek ceo ci- cib cic cid cie cii cik cio ckb ckc ckd cki cko co- cob coc cod coe coi cok coo dbb dbc dbd dbe dbi dbk dbo dcb dcc dcd dce dci dck dco ddb ddc ddd dde ddi ddk ddo de- deb dec ded dee dei dek deo di- dib dic did die dii dik dio dkb dkc dke dki dkk dko dob doc dod doe doi dok doo ebb ebc ebd ebe ebi ebk ebo ec- ecb ecc ecd ece eci eck eco ed- edb edc edd ede edi edk edo eeb eec eed eee eek eeo eib eic eid eie eii eik eio ekb ekc ekd eke eki eko eo- eob eoc eod eoe eoi eok eoo i-d ibb ibc ibd ibe ibi ibk ibo icb icc icd ice ici ick ico idb idc idd ide idi idk ido ie- iec ied iee iei iek iib iic iid iie iii iio ikb ikc ike iki ikk iko io- iob ioc iod ioe ioi ioo kbb kbc kbd kbe kbi kbk kbo kcb kcc kcd kce kci kck kdb kdc kde kdk kdo ke- keb kec ked kee kei kek keo kib kic kid kie kii kik kio kkb kkc kke kki kkk kob koc kod koe koi kok koo o-i ob- obb obc obd obe obi obk obo oc- ocb occ ocd oci ock oco odb odc odd ode odi odo oeb oec oed oee oei oeo oib oic oid oie oii oik oio okb okc okd oke oki okk oko oo- oob ooc ood ooi ook ooo

bbbb bbci bbdd bbdo bbeb bcbc bccc bcci bcde bcec bcie bdbc bddc bdii bebb bebe bebi bebo beci beck bede bedi bedo beeb beed beek beic beik beke beki beko beo- beod beok bibb bibe bibi bibo bicc bice bici bick bico bide bidi bido bieb bied bike biko bio- bioc bioi bobb bobe bobi bobo boce bock boco bodb bode bodi bodo boec boee boeo boi- boid boie boii boke boki boko boob booc bood booe book c-bo c-cd cbbc cbcc cbce cbdb cbdc cbdi cbdo cbec cbee cbid cbko ccbc cccb cccc ccci ccdc ccdi cced ccee ccic ccid ccii ccob ccoc ccod cd-e cddb cdec cdic cdii cdio cec- cece ceci ceco cedd cede cedi cedo ceeb ceec ceke cibc cibe cibi cibo cicc cici cico cidc cide cidi ciee ciid ciii ciko ciob ckbc ckbe ckbi ckck ckco ckdo ckob ckoc ckoi ckoo cobb cobe cobi cobo coce cock coco codd code codi coed cok- coke coko coob cood cook d-bo dbcc dcbc dccb dccc dcci dcdb dcii dcio dddd ddie ddoc debe debi dec- decc decd dece deci deck deco dedd dede dedi dedo deeb deed deek deid deie dek- deke dibb dibe dibo dice dici dick dico dide didi dido dieb died diii dike diki diko dioc dkdc dkid dobb dobe dobi doce doci dock doco dod- dodd dode dodi dodo doek doid doke doki doko doob dood dook ebbc ebbo ebcc ebed ebic ebid eboe eboo ecbc ecbe eccb eccc ecce ecci ecco ecdc eced ecib ecko eco- ecod eddc edde eddi eddo ede- edei edie edik edoc edod eede eeee eeke eeoc eick eico eid- eide eidi eido eiec eied eiei eike eiki eiko ekco ekeb eked ekek ekki ekoi eocd eode i-be ibdo ibec ibed ibid ibie icbc icbd iccb iccc icci icco icdc icdd icde icec iced icee icke icoc icod idbe idce iddo idec ided idee ideo idic idid idie idio idoc iecc ieie ieio iicd iide iied iiie iiii iiio iioi iioo ikee ikid ikki ikko ikoo iobi ioci iod- iodd iode iodo ioee ioii ioio ioke ioko iooi iooo k-ci k-id kbbb kbbc kbbd kbbe kbbi kbbk kbbo kbcb kbce kbci kbck kbco kbdb kbde kbdi kbdo kbeb kbec kbed kbee kbek kbeo kbib kbic kbid kbie kbik kbio kbkb kbkk kbko kbob kboc kbod kboe kboi kbok kboo kcbc kcbd kcbi kcbk kccb kccc kccd kcci kcck kcdc kcdd kcdi kceb kcec kced kcee kcei kceo kcic kcid kcie kcii kckc kckk kcko kcob kcoe kdbb kdbi kdcc kdcd kdce kdco kddb kddc kddd kddi kddk kdeb kdec kdei kdic kdio kdkb kdkd kdkk kdko kdoc kdoe kdok kebb kebc kebe kebi keck keco kedb kedc kedd kede kedi kedo keed keek keib keid keii keik keio kekb kekc keke keki keko keok kibb kibc kibe kibi kibo kicb kicc kicd kice kick kidb kidd kide kidi kidk kido kiic kiid kiii kiik kikc kikd kiki kikk kiko kioc kiod kioe kioi kiok kioo kkbb kkbd kkbe kkbi kkbo kkcb kkcd kkci kkck kkco kkdc kkdd kkdo kked kkic kkid kkik kkkk kkob kkoo kobb kobc kobe kobi kobk kobo kocb kocd koci kock kode kodi kodk kodo koed koei koii kokb kokc koke koki kokk koko koob kooc kooi kook kooo o-eo obbo obec obed obid obie obkb oboe oboi obok ocbc occc occi oce oced ocee ocke odbo odci oddd oddi oded odei odeo odic odie odio odoo oec- oecc oedo oeec oeid oici oick oido oiii oike oiko oked okic okie okko okok oobe oobi oodi ooid oooo

b-e-d bbbee bbook bcced bckdk bcock bcode bebdo bebed bebek bebic bebod becco becic becke becki bedde bedee bedid bedok beebe beede beedi beeke beibi beice beide beidi bekke bekko bekok beoci beode bibbe bibbo bibic bibie bibio bibod bicke bidde bided biebe bieke biide biked bikie bikok bioci bioco bioko bo-bo bobbi bobek bobik bobko boboc bobok bocce bocci bocke bocki