-ic bbb bbc bbd bbe bbi bbk bbo bbx bcb bcc bcd bce bci bck bco bcx bdb bdc bdd bde bdi bdk bdo bdx be- beb bec bed bee bei bek beo bex bi- bib bic bid bie bii bik bio bix bkb bkc bke bkk bko bkx bob boc bod boe boi bok boo box bxb bxd bxi bxo bxx c-- cbb cbc cbd cbe cbi cbk cbo cbx ccb ccc ccd cce cci cck cco ccx cdb cdc cdd cde cdi cdk cdo cdx ce- ceb cec ced cee cei cek ceo cex ci- cib cic cid cie cii cik cio cix ckb ckc ckd cki cko ckx co- cob coc cod coe coi cok coo cox cxc cxi cxk cxo cxx dbb dbc dbd dbe dbi dbk dbo dbx dcb dcc dcd dce dci dck dco dcx ddb ddc ddd dde ddi ddk ddo ddx de- deb dec ded dee dei dek deo dex di- dib dic did die dii dik dio dix dkb dkc dke dki dkk dko dkx dob doc dod doe doi dok doo dox dxc dxd dxi dxo dxx ebb ebc ebd ebe ebi ebk ebo ebx ec- ecb ecc ecd ece eci eck eco ecx ed- edb edc edd ede edi edk edo edx eeb eec eed eee eek eeo eex eib eic eid eie eii eik eio eix ekb ekc ekd eke eki eko eo- eob eoc eod eoe eoi eok eoo ex- exc exd exe exi exo exx i-d ibb ibc ibd ibe ibi ibk ibo ibx icb icc icd ice ici ick ico idb idc idd ide idi idk ido idx ie- iec ied iee iei iek iex iib iic iid iie iii iio iix ikb ikc ike iki ikk iko ikx io- iob ioc iod ioe ioi ioo ixc ixe ixi kbb kbc kbd kbe kbi kbk kbo kbx kcb kcc kcd kce kci kck kcx kdb kdc kde kdk kdo kdx ke- keb kec ked kee kei kek keo kex kib kic kid kie kii kik kio kix kkb kkc kke kki kkk kob koc kod koe koi kok koo kxo o-i ob- obb obc obd obe obi obk obo obx oc- ocb occ ocd oci ock oco ocx odb odc odd ode odi odo oeb oec oed oee oei oeo oex oib oic oid oie oii oik oio okb okc okd oke oki okk oko oo- oob ooc ood ooi ook ooo oox ox- oxb oxc oxi oxo oxx xbc xbe xbx xcb xcd xci xcx xdb xdc xde xdi xdk xed xee xex xic xie xii xio xix xkb xke xoc xod xoi xok xoo xox xxi xxo xxx

bbbb bbci bbdd bbdo bbeb bbox 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 bidx bieb bied bike biko bio- bioc bioi biox bixi 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 boox c-bo c-cd cbbc cbcc cbce cbdb cbdc cbdi cbdo cbec cbee cbid cbko cbox ccbc cccb cccc ccci ccdc ccdi cced ccee ccic ccid ccii ccix ccob ccoc ccod ccxi cd-e cddb cdec cdex cdic cdii cdio cdxi cec- cece ceci ceco cedd cede cedi cedo ceeb ceec ceke cexe cibc cibe cibi cibo cicc cici cico cidc cide cidi ciee ciid ciii ciko ciob cixi ckbc ckbe ckbi ckbx ckck ckco ckcx ckdo ckob ckoc ckoi ckoo cobb cobe cobi cobo coce cock coco codd code codi coed coex coix cok- coke coko coob cood cook coxe cxii cxix cxxi cxxx d-bo d-ix dbcc dcbc dccb dccc dcci dcdb dcii dcio dcix dcxi dcxx dddd ddie ddoc debe debi dec- decc decd dece deci deck deco dedd dede dedi dedo deeb deed deek deid deie dek- deke dex- dexe dibb dibe dibo dice dici dick dico dide didi dido dieb died diex diii dike diki diko dioc dixi dkdc dkid do-x dobb dobe dobi doce doci dock doco dod- dodd dode dodi dodo doek doid doix doke doki doko doob dood dook dxbc dxbe dxcb dxcc dxci dxck dxco dxdc dxec dxed dxii dxix dxkb dxkx dxoc dxxx ebbc ebbo ebcc ebed ebic ebid ebix eboe eboo ebox ecbc ecbe eccb eccc ecce ecci ecco ecdc eced ecib ecko eco- ecod eddc edde eddi eddo ede- edei edex 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 exco exec exed exid exki exo- exod i-be ibdo ibec ibed ibex ibid ibie ibox icbc icbd iccb iccc icci icco icdc icdd icde icec iced icee icex icke icoc icod idbe idce iddo idec ided idee ideo idex 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 ixxi k-ci k-id kbbb kbbc kbbd kbbe kbbi kbbk kbbo kbcb kbce kbci kbck kbco kbdb kbde kbdi kbdo kbdx kbeb kbec kbed kbee kbek kbeo kbex kbib kbic kbid kbie kbik kbio kbix kbkb kbkk kbko kbob kboc kbod kboe kboi kbok kboo kbox kbxb kbxd kbxi kbxx kc-x kcbc kcbd kcbi kcbk kcbx kccb kccc kccd kcci kcck kcdc kcdd kcdi kcdx kceb kcec kced kcee kcei kceo kcic kcid kcie kcii kcix kckc kckk kcko kckx kcob kcoe kcox kdbb kdbi kdbx kdcc kdcd kdce kdco kddb kddc kddd kddi kddk kddx kdeb kdec kdei kdex kdic kdio kdix kdkb kdkd kdkk kdko kdoc kdoe kdok kdox kdxe kdxx 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 kexb kexi kexo kexx