bbbb bbch bbci bbdd bbeb bbfc bcbc bcbp bccc bcci bcde bcec bcfc bchd bche bcie bcpp bdbc bddc bddh bdii bdpc bebb bebe bebi bech beci bede bedi beeb beed beef beep befe beff beic bfpp bhcc bhff bhie bibb bibe bibi bicc bice bich bici bide bidi bieb bied bief biff bifi bihe bihi bipp bpcp bpfc bphc c-cd cbbc cbcc cbce cbcp cbdb cbdc cbdi cbec cbee cbef cbfb cbfc cbid cbpc cbpp ccbc cccb cccc cccf ccci cccp ccdc ccdf ccdh ccdi ccdp cced ccee ccfc ccfd ccff ccfi cche cchp ccic ccid ccii ccip ccpe ccpp cd-e cdbf cddb cdec cdef cdfe cdic cdii cebp cec- cece ceci cecp cedd cede cedi ceeb ceec cef- cefc ceip cepc cepe ceph cepp cfbc cfcb cfcf cfdp cffb chbp chce chch chci chcp chdi cheb chec ched chee chef cheh chep chfc chfi chib chic chid chie chif chih chip chpf chpp cibc cibe cibi cicc cich cici cidc cide cidi cidp ciee cife ciff ciid ciii cipf cipp cpbc cpce cpeb cpep cpff cpic cpif cppd dbcc dbcp dbfc dbpc dbpd dbpf dcbc dccb dccc dcci dccp dcdb dcfc dche dcii dddd ddie debe debi dec- decc decd dece deci dedd dede dedi deeb deed deef deep defe deff defi dehi deid deie deif deih deip depc depe depp dfcc dhbp dhcp dhec dhed dhee dhfc dibb dibe dibp dice dich dici dide didi dieb died dief diep dif- diff diii dipc dipe dipp dpbc dpci dpcp dphp dpie dppc dpph ebbc ebcc ebed ebfc ebic ebid ecbc ecbe eccb eccc ecce ecci ecdc ecdf eced ecef ecfc eche ecib ecip ecpd ecpp eddc edde eddi eddp ede- edeh edei edhi edie edif edip eede eeee eefe effi efic ehcc ehdd eheh eich eid- eide eidi eiec eied eiei epcc epch epci epec epee epfc eph- ephi epi- epic epid epie epip eppc eppp fccf fcch fccp fcic fcii fdic fece fech fede fedi feeb feed fefc fefe feff fefi fehd feid feie fepc ffcc ffee ffff ffii fhci fibe fibp ficc fice fich fidc fide fidf fiec fief fifc fife fiff fifi fiii fipp fp-c fpcc h-ii hbcd hbfc hbic hcbc hccb hccc hcch hcfc hchi hcpc hdci hdfc hdif hebb hebe hebi hech hedd hede hedi hedp heeb heed heef heep hefd hefe hehe heic heid heie heif heih hepc hepe hepi hepp hfce hfip hhhh hhip hhpc hi-c hibi hicc hice hich hicp hide hidi hied hiei hiff hifh hifi hihc hihe hihi hiie hipc hipe hipp hpcc hpdh hpfc hppe i-be ibec ibed ibeh ibfi ibid ibie icbc icbd icbp iccb iccc iccf icci iccp icdc icdd icde icdp icec iced icee icef icfb ichc ichd iche ichi icpc icpd idbe idce idec ided idee idef idfc idfp idic idid idie iecc ieie ifbb ifcd ifcp ifhe ific ifid ihcc ihed ihep iicd iide iied iiie iiii iipf ipcc ipce ipdc ipdi ipec ipfc iphc ipid ipie ippc ippf pbcc pbed pcbc pccc pcce pcep pcfc pchp pcip pcpb pcpp pdci pdcp pdic pece pech peci ped- pede pedf pedi peec peed peep pefc peff pehe peip pepd pepe pepi pfcb pfce pfff pfic phcc phe- phi- phip pibb pibi picc pice pich pici pide pied piep piff piip pipe pipi pipp ppcc ppcd ppci pphi ppib ppic ppid ppie ppif ppih pppd pppp