-ic b-u bbb bbc bbd bbe bbi bbk bbt bbu bcb bcc bcd bce bci bck bct bcu bdb bdc bdd bde bdi bdk bdt bdu be- beb bec bed bee bei bek bet beu bi- bib bic bid bie bii bik bit biu bkb bkc bke bkk bkt btb btc btd bte bti btk btt btu bub buc bud bue bui buk but buu c-- cbb cbc cbd cbe cbi cbk cbt cbu ccb ccc ccd cce cci cck cct ccu cdb cdc cdd cde cdi cdk cdt cdu ce- ceb cec ced cee cei cek cet ceu ci- cib cic cid cie cii cik cit ciu ckb ckc ckd cki ckt ctb ctc ctd cte cti ctk ctt ctu cub cuc cud cue cui cuk cut cuu dbb dbc dbd dbe dbi dbk dbt dbu dcb dcc dcd dce dci dck dct dcu ddb ddc ddd dde ddi ddk ddt ddu de- deb dec ded dee dei dek det deu di- dib dic did die dii dik dit diu dkb dkc dke dki dkk dkt dku dtb dtc dtd dte dti dtk dtt dtu dub duc dud due dui duk dut ebb ebc ebd ebe ebi ebk ebt ebu ec- ecb ecc ecd ece eci eck ect ecu ed- edb edc edd ede edi edk edt edu eeb eec eed eee eek eet eib eic eid eie eii eik eit eiu ekb ekc ekd eke eki ekt eku etb etc etd ete eti etk ett etu eu- eub euc eud eue eui eut i-d ibb ibc ibd ibe ibi ibk ibt ibu icb icc icd ice ici ick ict icu idb idc idd ide idi idk idt idu ie- iec ied iee iei iek iet iib iic iid iie iii iit iiu ikb ikc ike iki ikk ikt iku itb itc itd ite iti itk itt itu iu- iub iuc iud iue iui iut k-t kbb kbc kbd kbe kbi kbk kbu kcb kcc kcd kce kci kck kct kcu kdb kdc kde kdk kdt kdu ke- keb kec ked kee kei kek ket kib kic kid kie kii kik kit kiu kkb kkc kke kki kkk kkt kku ktb ktc kte ktk ktt ktu kub kuc kud kue kui kuk kut kuu tbb tbc tbd tbe tbi tbk tbt tbu tcb tcc tcd tce tci tck tct tcu tdb tdc tdd tde tdi tdk tdt tdu te- teb tec ted tee tei tek tet teu tib tic tid tie tii tik tit tiu tkb tkc tke tkk tkt ttb ttc ttd tte tti ttk ttt ttu tub tuc tud tue tui tuk tut tuu ubb ubc ube ubi ubk ubt ubu ucb ucc ucd uce uci uck uct ucu udb udc udd ude udi udk udt udu ueb uec ued uee uei uet uib uic uid uie uii uit uiu ukb ukc uke uki ukk uku utb utc utd ute uti utk utt utu uuc uue uut uuu

bbbb bbci bbdd bbeb bbet bcbc bccc bcci bcde bcec bcet bcie bcit bctc bcuc bdbc bddc bdii bebb bebe bebi beci beck becu bede bedi bedu beeb beed beek beet beic beik beit beke beki betc bete beti bett betu beuk bibb bibe bibi bicc bice bici bick bide bidi bidu bieb bied biet bieu bike biku bitc bitd bite bitt bitu btcc btdt btec btek btie bttb bubb bube bubi bubu bucc buce buci buck bucu budb budd bude budi budu bueu buic buid buie buik buit buiu buke buki bukk buku but- bute buti butt c-cd cbbc cbcc cbce cbct cbcu cbdb cbdc cbdi cbec cbee cbet cbid cbit cbtc ccbc cccb cccc ccci cccu ccdc ccdi cced ccee ccic ccid ccii cctb cctc cctt ccuc ccut cd-e cddb cdec cdic cdii cebu cec- cece ceci cect cedd cede cedi cedt cedu ceeb ceec ceke cet- cete ceti ceui cibc cibe cibi cicc cici cict cicu cidc cide cidi cidt ciee ciid ciii ciit citb cite citi citt citu ciuc ckbc ckbe ckbi ckck ckdu cktb ctbi ctec ctic cub- cubb cube cubi cucc cuce cuci cuck cude cudi cued cuek cui- cuit cuk- cuke cut- cutc cute cutt dbcc dbit dbtt dcbc dccb dccc dcci dcct dccu dcdb dcii dctc dddd ddie ddub debe debi debt debu dec- decc decd dece deci deck dect dedd dede dedi dedu deeb deed deek deet deid deie deit dek- deke dete detk deue deuk deut dibb dibe dice dici dick dict dide didi didu dieb died diet dieu diii dike diki diku dite diti ditt dkdc dkid dtcc dted dtek dtki dub- dubb dubc dube dubu duce duck duct dudd dude dudu duet duid duit duke duki dukt duku dute duut ebbc ebcc ebed ebic ebid ebit ecbc ecbe eccb eccc ecce ecci ecct ecdc eced ecib ecit ect- ectc eddc edde eddi ede- edei edie edik edit educ eede eedu eeee eeke eetc eete eetu eick eid- eide eidi eidu eiec eied eiei eike eiki eitb eitc eiti ekeb eked ekek eket ekki etbc etcc etec etee etic etik ette etti ettu etui eubc eubi eucd eude i-be ibec ibed ibet ibid ibie ibtb ibtc icbc icbd iccb iccc icci icct iccu icdc icdd icde icec iced icee icet icke icub icue idbe idce idec ided idee idic idid idie idku idub iecc ieet ieie iett ieud iicd iide iied iiie iiii iiit iitt iiuc ikee ikid ikki ikue itbe itec itek itet itic itie iucc iuce iuiu k-ci k-id kbbb kbbc kbbd kbbe kbbi kbbk kbbt kbbu kbcb kbce kbci kbck kbct kbcu kbdb kbde kbdi kbeb kbec kbed kbee kbek kbet kbib kbic kbid kbie kbik kbit kbiu kbkb kbkk kbtb kbtc kbte kbtk kbtt kbub kbuc kbud kbue kbuk kbut kbuu kcbc kcbd kcbi kcbk kcbu kccb kccc kccd kcci kcck kcct kccu kcdc kcdd kcdi kcdu kceb kcec kced kcee kcei kcet kceu kcic kcid kcie kcii kcit kciu kckc kckk kctb kctc kcte kcti kctu kcub kcue kcui kcuk kdbb kdbi kdcc