a-ak a-be a-ha aaaa aaab aaac aaad aaae aaah aaar aaba aabb aabc aabd aabh aaca aacb aacc aacd aace aach aack aacr aada aadc aade aaea aaec aage aagh aaha aahk aaka aake aara aarc aard aare abaa abab abac abad abae abag abak abar abb- abba abbb abbe abbr abca abcb abcc abcd abch abcr abda abec abed abee aber abgd abha abhr abra abrc acaa acab acac acad acae acag acar acba acca accc accd acce acch acda acdb acdc acde ace- acea acec aced aceh acek acer acga acgr acha ache achh achr ackd acke acr- acra acrc acre acrr adaa adab adac adad adae adag adah adak adar adba adbc adcc adda addc addd adde addr adea adeb adee adeh ader adha adhd adra adre aeac aecb aede aeer aega aeka aer- aera aerc aerd agac agad agag agar agba agca agcc agce agda agde agea aged agee ager agga agge agha aghe agra agre ahab ahac ahad ahah ahar ahed ahha ahra ahrc ahre ahrr akaa akae akah akar akca aked akee akeg aker akha akka akr- akra akre arab arac arad arae arag arah arak arar arba arbe arbh arc- arca arce arch arda ardc arde area arec ared aree areg areh arek arga argb arge argh arh- arka arke arkh arr- arra arrc arre arrg arrh arrk arrr baaa baad baah baak baar baba babb babe babr bac- baca bacc bace bach back bada badb badd bade badh badr baed baek baer baga bage bagg bagh baha bahr bak- baka bake bakh bakr bar- bara barb barc bard bare barg barh bark barr bbad bbbb bbch bbdd bbeb bbga bbrc bbrg bcaa bcar bcbc bcbg bcca bccc bcda bcde bcec bcer bchd bche bcra bd-r bdbc bddc bddh bead beag beah beak bear beba bebb bebe beca bech beck beda bede beeb beed beeg beek beer bega begg behr beka beke bera berc berd bere berg berk berr bgca bhag bhar bhca bhcc bher bhra bkgd brab brac brad brae brag brah brak brca brcb brce brda brea breb brec bred bree breg brek brer brka brkb brrr c-cd caaa caab caac caah caba cabe cabg cac- caca cacc cace cach cack cacr cada cadc cadd cade cadr caec caer caga cage cagg cagr caha cahe caka cake cara carb carc card care cark carr cbac cbar cbbc cbca cbcc cbce cbcr cbdb cbdc cbea cbec cbee cber cbga cbgb cbha cbka cbkg cbkr cbrd cbre cbrh ccaa ccab ccac ccad ccag ccar ccba ccbc ccca cccb cccc ccdc ccdh ccdr cced ccee ccga ccgc ccha cche cchr ccra ccrc ccre ccrg cd-e cd-r cdaa cdac cdad cdba cdda cddb cddr cdec cder cdre ceac cead cear ceba cec- ceca cece ceda cedd cede ceeb ceec cege ceke cer- cera cerc cerd cere cgac cgcc cgcg cged cger chaa chab chac chad chae chag chah chak char chca chce chch chea cheb chec ched chee cheh chek cher chgb chgd chge chha chka chkb chra chrb chrc chrd chrr ckac ckbc ckbe ckch ckck cker ckga ckrc ckrd crab crac crag crar crbc crca crcc crce crcr crda crdc cre- crea creb crec cred cree creg creh crkc daab daad daae daag daar daba dabb daca dace dada dade daeb daer daga dage dagg dagh dagr daha dahe daka dake dara darb darc dard dare darg dark darr dbag dbar dbcc dcbc dcca dccb dccc dcdb dche dcra dcrk dddd ddrc ddre deac dead deae deak dear deba debe dec- deca decc decd dece deck deda dedd dede deeb deed deeg deek deer dega dege degh deha dek- deka deke dekh der- dera derb derc dere derg derk derr dgac dgca dgeg dgge dghe dgka dgkb dgkd dgkg dhaa dhad dhag dhak dhar dhec dhed dhee dher dkba dkdc draa drab drac drad drag drak drar drba drbc drca drda drea dred dree dreg dreh drek drge drra eaba eabh eaca eacc each eada eadb eadd eaec eaga eage eara earb eard eare earh ebac ebba ebbc ebbr ebcc ebed eber ecaa ecac ecad ecar ecbc ecbe ecca eccb eccc ecce ecdc eced echa eche ecka ecra ecrc ecrr edac edad edag edah edar edca edda eddc edde ede- edea edeh eder edge edra eeca eede eeea eeee eega eeka eeke eera eerc eerg egaa egad egae egar egba egbe egcc egcg egcr egea egec egee eger eggb egge eggh eghd eghe eghh egra egre ehaa ehcc ehdd ehea eheh eher ehre eka- ekab ekch ekeb eked ekek eker ekka erad erba erbb erbe erca ercc erce erch erda erde ereb erec ered erer erg- erga ergg ergh erhc erke erra errc erre gaar gaba gabb gabe gabr gace gach gack gada gadd gade gadk gaea gaec gaed gaer gaga gage gagg gaha gahe gara garb gard gare garg garr gbag gbde gc-c gcaa gcbc gccc gcda gcrg gdca gddb gdrc geab gead gear geba gebe geca gece geck geda gedd gede geed geek geer gege gegg geha gera gerb gerd gere gggg gghg ghar ghea ghee gheg grab grac grad grae grbr grcc grce grdc grea greb grec gree greg grrr haab haad haag haak haar haba habe hace hack hada hade hadh haec haed hag- haga hage hagg hagh haha haka hake hakk hara harc hard hare harh hark harr hbag hbar hbcd hcbc hcca hccb hccc hcch hcdr hcgh hcrd hdbk hdca hdda hdra head heah hear hebb hebe hebr heca hech heck heda hedd hede hedg heeb heed heeg heek heer hega hege hegg hegh hehe heka heke hera herb herc herd here herg herk herr hgah hgar hggc hhaa hhgg hhhh hkcc hrac hrad hrdc hree hrrc kaaa kaab kaag kaak kaar kaba kabb kabc kabd kabe kabg kabr kacb kacc kacd kace kach kad- kada kadd kade kadr kaeh kaer kag- kaga kagb kagc kage kagg kagh kagr kaha kahc kahe kahr kaka kakc kake kakh kakk kara karb kard kare karg kark karr kbaa kbab