-ase a-ak a-be aaaa aaab aaae aaas aaba aabb aabt aaea aaes aaka aake aasa aase aass aast aata aatk aatt abaa abab abae abak abas abat abb- abba abbb abbe abbs abbt abee abes abet abs- absa abse abss abta abts aeas aebs aeka aess aest aeta aett akaa akae akas akee akes akka aksa akst akte asaa asab asae asak asas asat asba asea asee asek ases aset aska aske asks askt assa asse assk asss asst asta astb aste asts at-t ataa atab atae atak atas atat atbs atea atee ates atka atkt atsb atse atst atta atte atts baaa baak baas baat baba babb babe babs baek baes bak- baka bake baks bakt basa base bask bass bast bata bate bats batt bbas bbbb bbbs bbeb bbet beak beas beat beba bebb bebe beeb beek bees beet beka beke beks bes- besa bese besk bess best beta bete bets bett bsaa bsas bsat bsea bseb bsee bses bset bskt bsse bsts btaa btek btss bttb eaba easa ease east eata eate eats ebba ebbs ebes ebsa eeea eeee eees eeka eeke eeks eese eesk eeta eete eets eka- ekab ekeb ekek ekes eket ekka ekta esab esas esat esba esbs esea esee esek eses eset eska eske esks essa esse esst esta este ests etak etas etat etee etes etka etta ette kaaa kaab kaak kaas kaat kaba kabb kabe kaes kaet kaka kake kakk kaks kakt kas- kasa kasb kase kask kass kast kat- kata katb kate katk kats katt kbaa kbab kbae kbak kbas kbat kbba kbbb kbbe kbbk kbbs kbbt kbeb kbee kbek kbes kbet kbkb kbkk kbsa kbsb kbsk kbss kbst kbta kbtb kbte kbtk kbts kbtt kea- keak keas keat keba kebb kebe kebt keek kees keet keka kekb keke keks kesa kesb kesk kess kest ket- keta kete ketk kets kett kkaa kkat kkba kkbb kkbe kkbs kkbt kkea kkkk kksa kkse kkss kkst kktk kkts ksab ksak ksas ksat ksba ksbs ksea ksee ksek kset kska kskb kske kskk ksks kssa ksse ksss ksst ksta kstb kste kstk ksts kstt ktaa ktae ktak ktas ktat ktba ktbb ktbt ktea ktee ktek ktkb ktke ktkk ktks ktkt ktsa ktst kttk ktts kttt saab saae saak saas saat saba sabb sabe sabs saeb saek saes saka sakb sake sakk saks sasa sase sask sass sast sata satb sate sats satt sbaa sbas sbbs sbsa sbse sbst sbtk se-e se-k se-s se-t seaa seab seak seas seat seba sebe sebs sebt seea seeb seek sees seet seka seke sekk sekt sesa sese sess sest set- seta sete sets sett skab skat skee skes sket skss ssaa ssab ssas ssat ssee sses sset sssa sssb ssss ssta sstb ssts stab stae stak stas stat stbs stea stee stek stes stet stks stss taa- taas taat taba tabb tabe tabs taes taka take takk taks takt tasa tasb tase task tass tast tata tatb tate tats tatt tbas tbbs tbst tbta teak teas teat teba teek tees teet teka teke tesa tese tess test teta tete tets tett tkts tsaa tsat tses tset tsks tssa tsse tsst tsts ttab ttbb ttss tttt