a-be a-ha aaaa aaab aaac aaae aaah aaap aaba aabb aabc aabh aabp aabt aaca aacb aacc aace aach aaco aacp aact aaea aaec aaep aaha aaoe aaoo aapa aapc aaph aapo aapt aata aatc aatt abaa abab abac abae abap abat abb- abba abbb abbe abbo abbt abca abcb abcc abch abcp abct abec abee abet abha abho aboa abob aboh aboo abot abpa abpc abpp abta ac-t acaa acab acac acae acap acat acba acca accc acce acch acco accp acct ace- acea acec aceh acet acha ache achh acho achp acht acoa acoe acoh acop acot acpa acpe acpt acta actc acte acth acto actt aeac aeap aecb aect aeta aetc aeto aett ahab ahac ahah ahat ahet ahha ahoa ahoe ahop ahot ahta ahte ahto aoah aoba aoca aoce aopo aotc apac apah apao apap apat apba apca apcb apcc apco apea apec apeh apep apet aph- apha aphc apo- apoc apoe apoo apop apot appa appc apph appt apta aptc apte aptt at-t ataa atab atac atae atap atat atca atcc atch atco atea atec atee ateo atep atha athe atho atob atoc atoe atop atot atta atte atto attp baaa baah baat baba babb babe babo bac- baca bacc bace bach baco bact baha baho baht baoh bapa bapc bape bapp bapt bata batc bate bath bato batt bbbb bbch bbeb bbet bcaa bcap bcat bcbc bcbp bcca bccc bcec bcet bche bcpp bctc beah beap beat beba bebb bebe bebo beca bech beeb beep beet beo- beot bepo beta betc bete beth beto bett bhao bhat bhca bhcc bhet bhot boab boac boat boba bobb bobe bobo boca boce boch boco boea boec boee boeo boep boet boha boho boht boob booc booe booh boop boot bopa bope bopp bota botb bote both boto bott bpcp bpea bphc bpoe bpot btaa btbp btcc btec btob bttb c-bo caaa caab caac caah caap caat caba cabe cabo cac- caca cacc cace cach caco caec caha cahe caht capa capb capc cape caph capo capp capt cat- cata catb catc cate cath cato catt cbac cbat cbbc cbca cbcc cbce cbcp cbct cbea cbec cbee cbet cbha cbot cbpc cbpp cbta cbtc ccaa ccab ccac ccap ccat ccba ccbc ccca cccb cccc cccp ccee ccha cche cchp ccob ccoc ccpa ccpe ccpp cctb cctc cctt ceac ceat ceba cebp cec- ceca cece ceco cecp cect ceeb ceec ceop cepa cepc cepe ceph cepo cepp cept cet- ceta cete ceto cetp chaa chab chac chae chah chao chap chat chbp chca chce chch chcp chea cheb chec chee cheh chep chet chha choc choh choo chop chpa chpp chto chtt coat coba cobb cobe cobh cobo coca coce coch coco cocp coct coep coha coho coob cooh coop coot copa cope coph copo copp copt cota cotb cotc cote coth coto cott cpaa cpac cpap cpbc cpca cpce cpea cpeb cpep cpha cppa cptp ctab ctae ctba ctca ctcp ctec ctep ctot ctpo ctpp ctta eaba eabh eaca eacc each eaec eaop eapc eapp eata eate eath ebac ebba ebbc ebbo ebcc eboe eboo ebpo ecaa ecac ecao ecat ecbc ecbe ecca eccb eccc ecce ecco ecct echa eche echo echt eco- ecop ecot ecpa ecpp ect- ecta ectc ecth ecto eeca eeea eeee eeoc eeta eetc eete eeth ehaa ehcc ehea eheh ehpt ehte eota eotc eoto epaa epac epcc epch epec epee eph- epha epoc epot eppa eppc eppo eppp epta epte etah etap etat etbc etcc etch etco etec etee eth- etha ethe etho etoe etoh etta ette etto haab haat haba habe habo habt hace haco haec haet haha haho haht hapa hape happ hata hatb hate hath hato hatt hboc hcap hcat hcbc hcca hccb hccc hcch hcpc heah heap heat hebb hebe hebo heca hech hect heeb heep heet hehe heho hepa hepc hepe hepp hept heta hete heth heto hett hhaa hhat hhhh hhpa hhpc hhtp hoac hoap hoat hoba hobe hobo hoca hoce hoch hoha hohe hoho hooe hoop hoot hopa hope hopo hopp hopt hota hotb hote hoth hoto hotp hott hpac hpae hpao hpcc hpot hppe hpto htab htcc htcp htea htet htoh htop htpa htpc htpp http o-eo oahe oahp oaph oate oath obba obbo obea obec obet oboe obot ocab ocac ocap ocat ocbc occa occc occt oce ocee ocet ocha oche ocht ocpa ocpp oct- octa octe octo oec- oeca oecc oeec oepa oeta ohba ohbe ohcc ohee ohho ohob ohoh ohta ohte ohto ooaa ooba oobe ooha ooho oooh oooo ootb ootp opah opap opca opec opep opet opo- oppa oppo opto otac otap otea otee otep otha othe otho oto- otoe otoh otoo otpp otta otte otto paap paat paba pabt paca pace pach paco pact paea paec paep paha paho pahp paoc paoh papa papb pape papp pata pate path pato patt pbac pbcc pboc pbpa pcaa pcae pcap pcba pcbc pcca pccc pcce pcea pcep pcha pchp pcoa pcoe pcpb pcpp pcte peab peac peah peap peat peba peca pece pech peco pect peec peep peet peha pehe peho pepa pepe pepo peta pete peth peto pett phah phat phcc phe- phet phht phob phoh phoo phot phpa poat poba pobo poca poce poch poco poea poet poha pooh poop poot pop- popa popc pope popo popp popt pota potc pote poth poto pott ppac ppap ppcc ppoa pppa pppo pppp ppta pptt ptab ptah ptca ptcc ptop pttc taa- taat taba tabb tabc tabe tabo taca tacc tace tach taco tact taec taha tahe taho taoa tapa tape tapo tapp tapt tata tatb tate tath tato tatt tbca tbcb tbcc tbce tbta tbtp tcap tcca tccc tcep tch- tcha tche tchh tcho tchp tcpa tcpo tctc teac teat teba tebo teca tech teco tect teec teet teho teoh tepa tepe tepp teta tete teth teto tett thaa thae thao that thca thch the- thea theb thec thee theo thep thet thhp thoe thoo thot thpp thtb toab toat