-ic b-u bbb bbc bbd bbe bbi bbk bbo bbu bcb bcc bcd bce bci bck bco bcu bdb bdc bdd bde bdi bdk bdo bdu be- beb bec bed bee bei bek beo beu bi- bib bic bid bie bii bik bio biu bkb bkc bke bkk bko bob boc bod boe boi bok boo bou bub buc bud bue bui buk buo buu c-- cbb cbc cbd cbe cbi cbk cbo cbu ccb ccc ccd cce cci cck cco ccu cdb cdc cdd cde cdi cdk cdo cdu ce- ceb cec ced cee cei cek ceo ceu ci- cib cic cid cie cii cik cio ciu ckb ckc ckd cki cko co- cob coc cod coe coi cok coo cou cub cuc cud cue cui cuk cuo cuu dbb dbc dbd dbe dbi dbk dbo dbu dcb dcc dcd dce dci dck dco dcu ddb ddc ddd dde ddi ddk ddo ddu de- deb dec ded dee dei dek deo deu di- dib dic did die dii dik dio diu dkb dkc dke dki dkk dko dku dob doc dod doe doi dok doo dou dub duc dud due dui duk duo ebb ebc ebd ebe ebi ebk ebo ebu ec- ecb ecc ecd ece eci eck eco ecu ed- edb edc edd ede edi edk edo edu eeb eec eed eee eek eeo eib eic eid eie eii eik eio eiu ekb ekc ekd eke eki eko eku eo- eob eoc eod eoe eoi eok eoo eou eu- eub euc eud eue eui i-d ibb ibc ibd ibe ibi ibk ibo ibu icb icc icd ice ici ick ico icu idb idc idd ide idi idk ido idu ie- iec ied iee iei iek iib iic iid iie iii iio iiu ikb ikc ike iki ikk iko iku io- iob ioc iod ioe ioi ioo iou iu- iub iuc iud iue iui kbb kbc kbd kbe kbi kbk kbo kbu kcb kcc kcd kce kci kck kcu kdb kdc kde kdk kdo kdu ke- keb kec ked kee kei kek keo kib kic kid kie kii kik kio kiu kkb kkc kke kki kkk kku kob koc kod koe koi kok koo kou kub kuc kud kue kui kuk kuu o-i ob- obb obc obd obe obi obk obo obu oc- ocb occ ocd oci ock oco ocu odb odc odd ode odi odo odu oeb oec oed oee oei oeo oib oic oid oie oii oik oio oiu okb okc okd oke oki okk oko oku oo- oob ooc ood ooi ook ooo ou- ouc oud oue oui ouk ouo ubb ubc ube ubi ubk ubo ubu ucb ucc ucd uce uci uck uco ucu udb udc udd ude udi udk udo udu ueb uec ued uee uei uib uic uid uie uii uio uiu ukb ukc uke uki ukk uku uob uoc uod uoe uok uoo uuc uue uuu

bbbb bbci bbdd bbdo bbeb bcbc bccc bcci bcde bcec bcie bcuc bdbc bddc bdii bebb bebe bebi bebo beci beck becu bede bedi bedo bedu beeb beed beek beic beik beke beki beko beo- beod beok beuk bibb bibe bibi bibo bicc bice bici bick bico bide bidi bido bidu bieb bied bieu bike biko biku bio- bioc bioi biou bobb bobe bobi bobo bobu boce bock boco bocu bodb bode bodi bodo bodu boec boee boeo boi- boid boie boii boiu boke boki boko boku boob booc bood booe book boud boue bouk bubb bube bubi bubo bubu bucc buce buci buck buco bucu budb budd bude budi budo budu bueu buic buid buie buik buiu buke buki bukk buko buku c-bo c-cd cbbc cbcc cbce cbcu cbdb cbdc cbdi cbdo cbec cbee cbid cbko ccbc cccb cccc ccci cccu ccdc ccdi cced ccee ccic ccid ccii ccob ccoc ccod ccuc cd-e cddb cdec cdic cdii cdio cebu cec- cece ceci ceco cedd cede cedi cedo cedu ceeb ceec ceke ceou ceui cibc cibe cibi cibo cicc cici cico cicu cidc cide cidi ciee ciid ciii ciko ciob ciuc ckbc ckbe ckbi ckck ckco ckdo ckdu ckob ckoc ckoi ckoo cobb cobe cobi cobo cobu coce cock coco cocu codd code codi coed cok- coke coko coob cood cook coub coud coue couk cub- cubb cube cubi cucc cuce cuci cuck cude cudi cued cuek cui- cuk- cuke d-bo dbcc dcbc dccb dccc dcci dccu dcdb dcii dcio dddd ddie ddoc ddub debe debi debu dec- decc decd dece deci deck deco dedd dede dedi dedo dedu deeb deed deek deid deie dek- deke deue deuk dibb dibe dibo dice dici dick dico dide didi dido didu dieb died dieu diii dike diki diko diku dioc diou dkdc dkid dobb dobe dobi dobu doce doci dock doco docu dod- dodd dode dodi dodo doek doid doke doki doko doob dood dook doub douc doud doue douk dub- dubb dubc dube dubu duce duck duco dudd dude dudo dudu duid duke duki duku duo- ebbc ebbo ebcc ebed ebic ebid eboe eboo ecbc ecbe eccb eccc ecce ecci ecco ecdc eced ecib ecko eco- ecod ecou eddc edde eddi eddo ede- edei edie edik edoc edod edou educ eede eedu eeee eeke eeoc eick eico eid- eide eidi eido eidu eiec eied eiei eike eiki eiko eiou ekco ekeb eked ekek ekki ekoi eocd eode eubc eubi eucd eude euoi i-be ibdo ibec ibed ibid ibie icbc icbd iccb iccc icci icco iccu icdc icdd icde icec iced icee icke icoc icod icub icue idbe idce iddo idec ided idee ideo idic idid idie idio idku idoc idub iduo iecc ieie ieio ieud iicd iide iied iiie iiii iiio iioi iioo iiuc ikee ikid ikki ikko ikoo ikue ikuo iobi ioci iod- iodd iode iodo ioee ioii ioio ioke ioko iooi iooo iucc iuce iuiu k-ci k-id kbbb kbbc kbbd kbbe kbbi kbbk kbbo kbbu kbcb kbce kbci kbck kbco kbcu kbdb kbde kbdi kbdo kbeb kbec kbed kbee kbek kbeo kbib kbic kbid kbie