bbbb bbch bbci bbdd bbeb bbet bcbc bccc bcci bcde bcec bcet bchd bche bcie bcit bctc bdbc bddc bddh bdii bebb bebe bebi bech beci bede bedi beeb beed beet beic beit betc bete beth beti bett bhcc bhet bhie bhit bibb bibe bibi bicc bice bich bici bide bidi bieb bied biet bihe bihi bitc bitd bite bith bitt btcc btdt btec btie bttb c-cd cbbc cbcc cbce cbct cbdb cbdc cbdi cbec cbee cbet cbid cbit cbtc ccbc cccb cccc ccci ccdc ccdh ccdi cced ccee cche ccic ccid ccii cctb cctc cctt cd-e cddb cdec cdic cdii cec- cece ceci cect cedd cede cedi cedt ceeb ceec cet- cete ceti chce chch chci chdi cheb chec ched chee cheh chet chib chic chid chie chih chit chtt cibc cibe cibi cicc cich cici cict cidc cide cidi cidt ciee ciht ciid ciii ciit citb cite cith citi citt ctbi ctec ctic dbcc dbit dbtt dcbc dccb dccc dcci dcct dcdb dche dcii dctc dddd ddie debe debi debt dec- decc decd dece deci dect dedd dede dedi deeb deed deet dehi deid deie deih deit dete deth dhec dhed dhee dibb dibe dice dich dici dict dide didi dieb died diet diii dite dith diti ditt dtcc dted dthd ebbc ebcc ebed ebic ebid ebit ecbc ecbe eccb eccc ecce ecci ecct ecdc eced eche echt ecib ecit ect- ectc ecth eddc edde eddi ede- edeh edei edhi edie edit eede eeee eetc eete eeth ehcc ehdd eheh ehte eich eid- eide eidi eiec eied eiei eitb eitc eith eiti etbc etcc etch etec etee eth- ethe etic ette etti h-ii hbcd hbic hbit hcbc hccb hccc hcch hchi hdci hdtt hebb hebe hebi hech hect hedd hede hedi heeb heed heet hehe heic heid heie heih heit hete heth hett hhhh hi-c hibi hibt hicc hice hich hide hidi hied hiei hiet hihc hihe hihi hiht hiie hiit hitc hite hiti hitt htcc htet i-be ibec ibed ibeh ibet ibid ibie ibtb ibtc icbc icbd iccb iccc icci icct icdc icdd icde icec iced icee icet ichc ichd iche ichi idbe idce idec ided idee idic idid idie iecc ieet ieie iett ihcc ihed ihit ihtc iicd iide iied iiht iiie iiii iiit iitt itbe itch itec itet ithc ithe itic itie tbcb tbcc tbcd tbce tbit tccc tcdd tch- tche tchh tchi tctc tddb tech tect tedd tede tedi teec teed teet tehi teic teie tete teth teti tett thch the- theb thec thed thee thei thet thi- thic thie thtb tibi ticc tice tich tidc tidd tide tie- tied tiee tiei tiet tiht tiit titc tite tith titi titt ttbb tttt