a-do a-ha aaaa aaac aaad aaaf aaah aaar aaca aacc aacd aacf aach aaco aacr aact aada aadc aadt aafa aafc aafd aaff aaha aaoo aara aarc aard aaro aart aata aatc aatf aatt ac-t acaa acac acad acar acat acca accc accd accf acch acco acct acda acdc acdf acdt acfc acfd acft acha achh acho achr acht acoa acod acoh acor acot acr- acra acrc acro acrr acta actc actf acth acto actt adaa adac adad adah adao adar adat adcc adda addc addd addo addr adfa adfc adha adhd adho adoc adod adoo ador adot adra adro adta afaa afad afao afar afat afca afcc afch afdc affa affc affo afft afoa afoo afor afr- afra afrc afro afta aftc ahac ahad ahah ahar ahat ahfa ahha ahoa ahod ahor ahot ahra ahrc ahrr ahta ahto aoah aoca aodh aora aort aotc aotd aotf arac arad araf arah arar arat arc- arca arch arco arct arda ardc ardf ardo arfa arfc arff arft arh- aroa arod aroo aror arr- arra arrc arrh arro arrr arrt arta artc arth arto artr at-t ataa atac atad atar atat atca atcc atcf atch atco atcr atdt atfc atha atho atoc atod atof ator atot atra atrc atro atta atto attr c-cd caaa caac caaf caah caat cac- caca cacc cach caco cacr cada cadc cadd cado cadr cafa cafc caff caha caht caod caor cara carc card carf caro carr cart cat- cata catc catd catf cath cato catt ccaa ccac ccad ccaf ccar ccat ccca cccc cccf ccdc ccdf ccdh ccdr ccfa ccfc ccfd ccff ccha cchr ccoc ccod ccra ccrc ccrf ccrt cctc cctt cd-r cdaa cdac cdad cdda cddr cdfa cdot cfaa cfac cfao cfar cfca cfcf cfco cfda cffr cfoa cfor cfra cfrt cfta cftc cfth cftr chaa chac chad chaf chah chao char chat chca chch chfa chfc chfr chha choc chod choh choo chor chra chrc chrd chrf chro chrr chrt chto chtr chtt coad coat coca coch coco coct coda codd cofc coff coft coha coho cood coof cooh coot cor- cora corc cord corf coro corr cort cota cotc coth coto cott crac craf crar crat crca crcc crcr crda crdc crfc croc crod croh croo cror crot crrt crtc crtf ctca ctcf ctfc ctfo ctor ctot ctrc ctta daad daar daca dact dada dado dafa dafc daff dafo daft daha dara darc dard darf daro darr dart data dato datr datt dcca dccc dcct dcfc dcra dctc dddd ddoc ddot ddrc dfaf dfcc dfco dfdt dffa dfrf dftr dhaa dhad dhao dhar dhat dhfc dhod dhor doar doat doca doch doco doct dod- doda dodd dodo doff doha dohc dohr dood doof door doot dora dorc dord dorf doro dorr dort dota dotd doth doto dott draa drac drad draf drar drat drca drda drfc drod drof droh drot drra dtaa dtac dtcc dtfc dthd dtor dtot faaa faac faad faah faca facc fach fact fada fadd fado fafa fafc faff fafo faha fahd fahr fara farc fard faro farr fart fata fatc fatf fath fato fatt fcar fcat fcca fccf fcch fcda fcot fcra fcto fdca fdoa fdoc fdot fdtc ffar ffcc ffff ffrr fftf foad foaf foar foca foch foco foda fofo fohr food foof foot for- fora ford foro forr fort fota foth foto fott frac frad frat frcc frfc froh frot frta ft-c ftcd ftfc haad haaf haar haat haco hada hadf hadh hafd haff haft haha haho haht haor hara harc hard harf harh haro harr hart hata hath hato hatt hcat hcca hccc hcch hcdr hcfa hcfc hcrd hdca hdda hdfc hdoc hdod hdra hdtt hhaa hhat hhhh hhof hoac hoad hoar hoat hoca hoch hocr hoda hodh hodr hoff hoha hoho hood hoof hoor hoot hora horc hord horo horr hort hota hotd hoth hoto hotr hott hrac hrad hrdc hrfc hrod hrrc hrta htcc htfc htoh htra httr oafc oafo oara oath ocac ocad ocat occa occc occt ocfa ocha ocht ocra ocro ocrr oct- octa octo odac odah odda oddd odoh odoo odor odot odra ofah ofcr ofdr off- offa offc offh offo offr ofor ofra ofta ohad ohcc ohho ohoh ohra ohta ohto ooaa oocr ooda ooff ooha ooho oooh oooo oora oord oort orac orad orah orao orar orat orca orch orco orda ordo orff oro- orof oror orot orra orro orta ortc orth orto otac otar otcd otfc otha otho othr oto- otof otoh otoo otor otra otro otta otto raad raaf raat rac- raca racc rach raco ract rada radc radd radh rado radr radt rafa rafc raff raft raha rahr raht raoc raoh rara rarf raro rata ratf rath rato ratt rcac rcaf rccc rcdc rcfc rcrd rctc rdac rdfa rdoc rffc rftc rhoa rhoc rhod rhoh road roaf roar roat roca rocc roch roco roda rodd rodo rofc roff rofo roha rohr rood roof roor root rora rorc roro rort rota rotc roth roto rotr rott rrad rrah rrat rrfc rrrr rtca rtcc rtdt rtfc taa- taaf taar taat taca tacc tach taco tact tada tado tafa tafc taff tafo taft taha taho tahr taoa taor tara tarc tard tarf taro tarr tart tata tath tato tatr tatt tcad tcca tccc tcdd tcfc tch- tcha tchh tcho tchr tctc tdac tdff tdor tdra tfca tfdc tfot tftc thaa thad thao thar that thca thch thdr thof thoo thor thot thra thro thtr toad toat toca toch toco toda todd todo todt tofa toff tofo toft toho tooa tood toof tooh toor toot tora torc tord torf toro torr tort tota totc totd toth toto totr tott traa trac trad traf trao trat trca trcc trfc trfd trfr troa troc trod troo trot trra trtc trtr ttfa ttfc ttff tttt