a-be a-ha aaaa aaab aaac aaad aaae aaah aaar aaba aabb aabc aabd aabh aabt aaca aacb aacc aacd aace aach aacr aact aada aadc aade aadt aaea aaec aaha aara aarc aard aare aart aata aatc aatt abaa abab abac abad abae abar abat abb- abba abbb abbe abbr abbt abca abcb abcc abcd abch abcr abct abda abec abed abee aber abet abha abhr abra abrc abta ac-t acaa acab acac acad acae acar acat acba acca accc accd acce acch acct acda acdb acdc acde acdt ace- acea acec aced aceh acer acet acha ache achh achr acht acr- acra acrc acre acrr acta actc acte acth actt adaa adab adac adad adae adah adar adat adba adbc adcc adda addc addd adde addr adea adeb adee adeh ader adet adha adhd adra adre adta aeac aecb aect aede aedt aeer aer- aera aerc aerd aeta aetc aetr aett ahab ahac ahad ahah ahar ahat ahed ahet ahha ahra ahrc ahre ahrr ahta ahte arab arac arad arae arah arar arat arba arbe arbh arc- arca arce arch arct arda ardc arde area arec ared aree areh aret arh- arr- arra arrc arre arrh arrr arrt arta artc arte arth artr at-t ataa atab atac atad atae atar atat atca atcc atch atcr atdt atea atec ated atee ater atha athe atra atrc atre atta atte attr baaa baad baah baar baat baba babb babe babr bac- baca bacc bace bach bact bada badb badd bade badh badr baed baer baha bahr baht bar- bara barb barc bard bare barh barr bart bata batc bate bath batt bbad bbbb bbch bbdd bbeb bbet bbrc bcaa bcar bcat bcbc bcca bccc bcda bcde bcec bcer bcet bchd bche bcra bctc bd-r bdbc bddc bddh bead beah bear beat beba bebb bebe beca bech beda bede beeb beed beer beet behr bera berc berd bere berr bert beta betc bete beth bett bhar bhat bhca bhcc bher bhet bhra bhrt brab brac brad brae brah brat brca brcb brce brda brdt brea breb brec bred bree brer bret brrr brtc btaa btcc btdt btec btrc btrt bttb c-cd caaa caab caac caah caat caba cabe cac- caca cacc cace cach cacr cada cadc cadd cade cadr caec caer caha cahe caht cara carb carc card care carr cart cat- cata catb catc catd cate cath catt cbac cbar cbat cbbc cbca cbcc cbce cbcr cbct cbdb cbdc cbea cbec cbee cber cbet cbha cbrd cbre cbrh cbrt cbta cbtc ccaa ccab ccac ccad ccar ccat ccba ccbc ccca cccb cccc ccdc ccdh ccdr cced ccee ccha cche cchr ccra ccrc ccre ccrt cctb cctc cctt cd-e cd-r cdaa cdac cdad cdba cdda cddb cddr cdec cder cdre ceac cead cear ceat ceba cec- ceca cece cect ceda cedd cede cedt ceeb ceec cer- cera cerc cerd cere cert cet- ceta cete chaa chab chac chad chae chah char chat chca chce chch chea cheb chec ched chee cheh cher chet chha chra chrb chrc chrd chrr chrt chtr chtt crab crac crar crat crbc crca crcc crce crcr crda crdc cre- crea creb crec cred cree creh cret crrt crtc ctab ctae ctba ctca ctec ctrc ctta daab daad daae daar daba dabb dabt daca dace dact dada dade daeb daer daha dahe dara darb darc dard dare darr dart data date datr datt dbar dbcc dbtt dcbc dcca dccb dccc dcct dcdb dche dcra dctc dddd ddrc ddre deac dead deae dear deba debe debt dec- deca decc decd dece dect deda dedd dede deeb deed deer deet deha der- dera derb derc dere derr deta dete deth detr dhaa dhad dhar dhat dhec dhed dhee dher draa drab drac drad drar drat drba drbc drca drda drea dred dree dreh dret drra dtaa dtac dtcc dted dthd eaba eabh eaca eacc each eada eadb eadd eaec eara earb eard eare earh eart eata eate eath ebac ebba ebbc ebbr ebcc ebed eber ecaa ecac ecad ecar ecat ecbc ecbe ecca eccb eccc ecce ecct ecdc eced echa eche echt ecra ecrc ecrr ect- ecta ectc ecth edac edad edah edar edca edda eddc edde ede- edea edeh eder edra edta eeca eede eeea eeee eera eerc eeta eetc eete eeth ehaa ehcc ehdd ehea eheh eher ehre ehte erad erat erba erbb erbe erca ercc erce erch erda erde ereb erec ered erer eret erhc erra errc erre erta erth etah etat etbc etbr etcc etch etec etee eter eth- etha ethe etra etre etta ette haab haad haar haat haba habe habt hace hada hade hadh haec haed haet haha haht hara harc hard hare harh harr hart hata hatb hate hath hatt hbar hbcd hcat hcbc hcca hccb hccc hcch hcdr hcrd hdca hdda hdra hdtt head heah hear heat hebb hebe hebr heca hech hect heda hedd hede heeb heed heer heet hehe hera herb herc herd here herr hert heta hete heth hett hhaa hhat hhhh hrac hrad hrdc hree hrrc hrta hrtb hrte htab htcc htea htet htra httr raab raad raat raba rabb rabe rac- raca racc race rach ract rada radc radd rade radh radr radt raec raed raer raha rahe rahr raht rara rarb rare rata rate rath ratt rbbb rbbr rcac rcbc rccb rccc rcdc rcde rcet rchb rcrd rctc rdac rder rea- reac read reae rear reat reba rebb rebe reca recc recd rece rech recr rect reda redc redd rede redh redr reeb reed reet reha rehb rehe reht rera rerd rere rert reta retd rete reth retr rett rhae rhce rhea rheb rhee rhet rrad rrah rrat rred rrrr rtca rtcc rtce rtdt rtee taa- taar taat taba tabb tabc tabe taca tacc tace tach tact tada tade taec taer taha tahe tahr tara tarb tarc tard tare tarr tart tata tatb tate tath tatr tatt tbar tbca tbcb tbcc tbcd tbce tbrb tbta tcad tcca tccc tcdd tch- tcha tche tchh tchr tctc tdac