a-be a-ha a-ii aaaa aaab aaac aaae aaah aaai aaap aaba aabb aabc aabh aabi aabp aaca aacb aacc aace aach aaci aaco aacp aaea aaec aaep aaha aaib aaic aaii aaoe aaoo aapa aapc aaph aapi aapo abaa abab abac abae abai abap abb- abba abbb abbe abbi abbo abca abcb abcc abch abci abcp abec abee abha abhi abho abia abib abic abie aboa abob aboh aboo abpa abpc abpi abpp acaa acab acac acae acai acap acba acca accc acce acch acci acco accp ace- acea acec aceh acha ache achh achi acho achp aci- acia acic acie acip acoa acoe acoh acop acpa acpe acpi aeac aeap aebi aecb aeci aeio ahab ahac ahah ahai ahha ahio ahip ahoa ahoe ahop aiai aiba aibo aica aicc aice aich aicp aiea aiee aiha aiho aiia aiib aiic aioc aioi aipa aipe aiph aipi aoah aoba aoca aoce aopo apac apah apai apao apap apba apca apcb apcc apco apea apec apeh apep aph- apha aphc api- apia apic apie apio apip apo- apoc apoe apoo apop appa appc apph ba-i baaa baah baba babb babe babi babo bac- baca bacc bace bach baci baco baha bahi baho baia baib baic baie baio baoh bapa bapc bape bapi bapp bbbb bbch bbci bbeb bcaa bcap bcbc bcbp bcca bccc bcci bcec bche bcia bcie bcpp beah beap beba bebb bebe bebi bebo beca bech beci beeb beep beia beic beo- bepo bhai bhao bhca bhcc bhie bhoi biao biap biba bibb bibe bibi bibo bica bicc bice bich bici bico bieb biha bihe bihi bio- bioc bioi bipa bipp boab boac boai boba bobb bobe bobi bobo boca boce boch boco boea boec boee boeo boep boha boho boi- boie boii boob booc booe booh boop bopa bope bopp bpai bpcp bpea bphc bpoe c-bo caaa caab caac caah caap caba cabe cabi cabo cac- caca cacc cace cach caci caco caec caei caha cahe caia caib caic caio caip caoi capa capb capc cape caph capi capo capp cbac cbbc cbca cbcc cbce cbcp cbea cbec cbee cbha cbia cbpc cbpp ccaa ccab ccac ccai ccap ccba ccbc ccca cccb cccc ccci cccp ccee ccha cche cchp ccic ccii ccip ccob ccoc ccpa ccpe ccpp ceac ceba cebp cec- ceca cece ceci ceco cecp ceeb ceec ceip ceop cepa cepc cepe ceph cepo cepp chaa chab chac chae chah chai chao chap chbp chca chce chch chci chcp chea cheb chec chee cheh chep chha chia chib chic chie chih chip choc choh choi choo chop chpa chpp ciaa ciao ciba cibc cibe cibi cibo cica cicc cich cici cico ciee ciia ciii ciob cipa cipo cipp coai coba cobb cobe cobh cobi cobo coca coce coch coco cocp coep coha coho coia coip coob cooh coop copa cope coph copi copo copp cpaa cpac cpap cpbc cpca cpce cpea cpeb cpep cpha cpia cpic cpio cppa eaba eabh eaca eacc each eaec eaop eapc eapp ebac ebba ebbc ebbo ebcc ebic eboe eboo ebpo ecaa ecac ecai ecao ecbc ecbe ecca eccb eccc ecce ecci ecco echa eche echo ecib ecip eco- ecop ecpa ecpp eeca eeea eeee eeoc ehaa ehcc ehea eheh eiao eica eich eico eiec eiei eiha eiho eipo epaa epac epcc epch epci epec epee eph- epha ephi epi- epia epic epie epip epoc eppa eppc eppo eppp h-ii haab haba habe habi habo hace haco haec haha haho haie hapa hape hapi happ hbic hbio hboc hcap hcbc hcca hccb hccc hcch hchi hcpc heah heap hebb hebe hebi hebo heca hech heeb heep hehe heho heia heic heie heih hepa hepc hepe hepi hepp hhaa hhhh hhip hhpa hhpc hi-c hiaa hiab hiba hibi hicc hice hich hico hicp hiei hihc hihe hihi hiho hiie hiob hioc hipc hipe hipo hipp hoac hoai hoap hoba hobe hobo hoca hoce hoch hoei hoha hohe hoho hoie hoip hooe hoop hopa hope hopi hopo hopp hpac hpae hpao hpcc hppe i-be iaaa iaac iaai iaap iaba iaca iacc iacp iaea iaec iaep iahc iaia iapa iapp ibac ibca ibea ibec ibeh ibia ibie icaa icab icac icai icao icap icbc icbp icca iccb iccc icci icco iccp icea icec icee ichc iche ichi icho icoc icpa icpc icpo ieac iecc ieie ieio ieoh iepa ihab ihba ihcc ihep ihob ihop ihpa iiac iica iiie iiii iiio iioi iioo iiop iipa ioba iobi ioci iocp ioee ioii ioio iooi iooo ipac ipba ipca ipcc ipce ipea ipec iphc ipie ipoe ipoh ipop ippa ippc ippo o-eo oahe oahp oaic oaph oapi obai obba obbo obea obec obia obie oboe oboi ocab ocac ocap ocbc occa occc occi oce ocee ocha oche ochi ocpa ocpp oec- oeca oecc oeec oepa ohai ohba ohbe ohcc ohee ohhi ohho ohia ohio ohob ohoh oiba oici oiii oipc ooaa ooba oobe oobi ooha ooho ooia oooh oooo opah opap opca opec opei opep ophi opia opic opie opii opio opo- oppa oppi oppo paap paba paca pace pach paci paco paea paec paep paha pahi paho pahp paia paib paie paio paip paoc paoh papa papb pape papi papp pbac pbcc pboc pbpa pcaa pcae pcap pcba pcbc pcca pccc pcce pcea pcep pcha pchp pcia pcip pcoa pcoe pcpb pcpp peab peac peah peai peap peba peca pece pech peci peco peec peep peha pehe peho peia peio peip pepa pepe pepi pepo phah phai phcc phe- phi- phip phob phoh phoo phpa piai piao pibb pibi pica picc pice pich pici pico piea piep piha piia piip piob pipa pipe pipi pipo pipp poba pobo poca poce poch poco poea poha poia poio pooh poop pop- popa popc pope popi popo popp ppac ppap ppcc ppci pphi ppib ppic ppie ppih ppoa pppa pppo pppp