-ic bbb bbc bbe bbf bbh bbi bbo bbx bcb bcc bce bcf bch bci bco bcx be- beb bec bee bef beh bei beo bex bfb bfc bfe bff bfh bfi bfo bfx bhb bhc bhe bhf bhh bhi bho bhx bi- bib bic bie bif bih bii bio bix bob boc boe bof boh boi boo box bxb bxi bxo bxx c-- cbb cbc cbe cbf cbh cbi cbo cbx ccb ccc cce ccf cch cci cco ccx ce- ceb cec cee cef ceh cei ceo cex cfb cfc cfe cff cfh cfi cfo cfx ch- chb chc che chf chh chi cho chx ci- cib cic cie cif cih cii cio cix co- cob coc coe cof coh coi coo cox cxc cxf cxh cxi cxo cxx ebb ebc ebe ebf ebh ebi ebo ebx ec- ecb ecc ece ecf ech eci eco ecx eeb eec eee eef eeo eex ef- efb efc efe eff efh efi efo efx ehb ehc ehe ehf ehh ehi eho eib eic eie eif eii eio eix eo- eob eoc eoe eof eoh eoi eoo ex- exc exe exh exi exo exx fbb fbc fbe fbf fbh fbi fbo fbx fcb fcc fce fcf fci fco fcx feb fec fee fef feh fei feo fex ffc ffe fff ffh ffi ffo ffx fhb fhc fhe fhf fhh fhi fho fib fic fie fif fih fii fix fob foc foe fof foh foi foo fox fxe fxi fxx h-i hbb hbc hbe hbf hbh hbi hbo hbx hcb hcc hce hcf hch hci hco he- heb hec hee hef heh hei heo hex hfb hfc hfe hff hfh hfi hfo hhb hhc hhe hhf hhh hhi hho hib hic hie hif hih hii hio hix hob hoc hoe hof hoh hoi hoo hox hxc i-f ibb ibc ibe ibf ibh ibi ibo ibx icb icc ice icf ich ici ico ie- iec iee ief iei iex ifb ifc ife iff ifi ifo ifx ihb ihc ihe ihf ihh ihi iho iib iic iie iif iih iii iio iix io- iob ioc ioe iof ioh ioi ioo ixc ixe ixi o-i ob- obb obc obe obf obh obi obo obx oc- ocb occ ocf och oci oco ocx oeb oec oee oef oeh oei oeo oex of- ofb ofc ofe off ofi ofo ofx ohc ohe ohf ohh ohi oho oib oic oie oif oii oio oo- oob ooc oof ooh ooi ooo oox ox- oxb oxc oxf oxi oxo oxx xbc xbe xbx xcb xcf xch xci xcx xee xex xfe xfh xfx xic xie xii xio xix xoc xof xoi xoo xox xxi xxo xxx

bbbb bbch bbci bbeb bbfc bbox bcbc bccc bcci bcec bcfc bche bcie bcof bebb bebe bebi bebo bech beci beeb beef befe beff befo beic beo- beof bhcc bhff bhie bhoi bibb bibe bibi bibo bicc bice bich bici bico bieb bief biff bifi bihe bihi bio- bioc bioi biox bixi bobb bobe bobi bobo boce boch boco boec boee boef boeo bofe boff bofh boho boi- boie boii boob booc booe boof booh boox c-bo cbbc cbcc cbce cbec cbee cbef cbfb cbfc cbox ccbc cccb cccc cccf ccci ccee ccfc ccff ccfi cche ccic ccii ccix ccob ccoc ccxi cec- cece ceci ceco ceeb ceec cef- cefc cexe cfbc cfcb cfcf cfco cffb cfix cfox chce chch chci cheb chec chee chef cheh chex chfc chfi chib chic chie chif chih choc choh choi choo cibc cibe cibi cibo cicc cich cici cico ciee cife ciff ciii ciob cixi cobb cobe cobh cobi cobo coce coch coco coex cofc cofe coff cofi coho coif coix coob coof cooh coxe cxii cxix cxxi cxxx ebbc ebbo ebcc ebfc ebic ebix eboe eboo ebox ecbc ecbe eccb eccc ecce ecci ecco ecef ecfc eche echo ecib eco- eeee eefe eeoc efco efeo effi efic ehcc eheh eich eico eiec eiei eiho exch exco exec exfo exh- exhi exif exo- fccf fcch fcic fcii febo fece fech feeb fefc fefe feff fefi fefo feie feio feof feoh ffcc ffee ffff ffii fhci fibe ficc fice fich fico fiec fief fifc fife fiff fifi fifo fiii fioe fixe fixx foce foch foci foco fofo foie foix foof foxe foxh foxx h-ii hbfc hbic hbio hboc hbox hcbc hccb hccc hcch hcfc hchi hebb hebe hebi hebo hech heeb heef hefe hehe heho heic heie heif heih hex- hexb hexe hexi hfce hhex hhhh hhof hi-c hibi hicc hice hich hico hiei hiff hifh hifi hifo hifx hihc hihe hihi hiho hiie hiob hioc hobe hobo hoce hoch hoei hofe hoff hofx hohe hoho hoie hoif hoix hooe hoof hoox i-be ibec ibeh ibex ibfi ibie ibox icbc iccb iccc iccf icci icco icec icee icef icex icfb ichc iche ichi icho icoc iecc ieie ieio ieoh ifbb ifco ifex ifhe ific ihcc ihob iiie iiii iiio iioi iioo iobi ioci ioee iofc ioii ioio ioof iooi iooo ixxi o-eo obbo obec obex obie obix oboe oboi obox ocbc occc occi oce ocee ocef oche ochi oec- oecc oeec off- offc offe offh offo ohbe ohcc ohee ohhi ohho ohif ohio ohob ohoh oici oiii oobe oobi ooff ooho oooh oooo oxi- oxic oxie oxo- oxof oxox oxxo x-fi xbee xbox xcii xefe xexe xfce xhoi xibe xibo xico xihe xiii xixi xobc xoco xoxo xxii xxix xxxi xxxo xxxx

bbbee bebic bebox becco beche becho becic beebe beech beffe befie befoe behie behof beibi beice beife beihe beoci beofe beoff bhooi bibbe bibbo bibic bibie bibio biche bichi bicho biebe biefe biffi biffo bioch bioci bioco bixie bixio bo-bo bo-ho bobbi boboc bocce bocci boche bocho boece boffi boffo boibe boice booce booch booco boxbe boxee boxof cbeff ccccc cccii ccifc cciii ccxii cebec cech ceche cechi ceci- cecie ceco- ceibo ceoce cfhof chebi chech chefe cheff cheho cheif cheo chexo chi-x chibe chibi chibo chich chico chief chihe chiho chio- chobe chobi choco choei choff choix