-ase a-be aaaa aaab aaad aaae aaas aaba aabb aabd aabt aada aade aads aadt aaea aaes aasa aasd aase aass aast aata aatt abaa abab abad abae abas abat abb- abba abbb abbe abbs abbt abda abed abee abes abet abs- absa absd abse abss abta abts adaa adab adad adae adas adat adba adda addd adde adds adea adeb adee ades adet adsa adss adst adta adts aeas aebs aede aedt aesd aess aest aeta aett asaa asab asad asae asas asat asba asda asde asds asea asee ases aset assa assd asse asss asst asta astb aste asts at-t ataa atab atad atae atas atat atbs atdt atea ated atee ates atsb atse atst atta atte atts baaa baad baas baat baba babb babe babs bada badb badd bade bads baed baes basa base bass bast bata bate bats batt bbad bbas bbbb bbbs bbdd bbeb bbet bdes bdsd bead beas beat beba bebb bebe beda bede beds beeb beed bees beet bes- besa bese bess best beta bete bets bett bsaa bsas bsat bsbd bsea bseb bsed bsee bses bset bssd bsse bsts btaa btdt btss bttb daab daad daae daas daba dabb dabs dabt dada dade dads daeb dasa dasb dasd dase dass dast data date dats datt dbas dbsa dbss dbtt dddd ddes ddss ddts dead deae deas deba debe debs debt deda dedd dede deeb deed dees deet des- desa dese dess dest deta dete dets dsba dsda dsea dssa dsst dsts dtaa dted dtss eaba eada eadb eadd eads easa ease east eata eate eats ebba ebbs ebed ebes ebsa edad edas edda edde edds ede- edea edes edsa edss edta edts eede eeea eeee eees eese eeta eete eets esab esad esas esat esba esbs esda esds esea esee eses eset essa esse esst esta estd este ests etas etat etds etee etes etta ette saab saad saae saas saat saba sabb sabe sabs sada sadb sadd sade sads sadt saeb saes sasa sasd sase sass sast sata satb satd sate sats satt sbaa sbas sbbs sbds sbsa sbsd sbse sbst sdae sdba sdds sdes sdet sdss se-d se-e se-s se-t seaa seab sead seas seat seba sebe sebs sebt seda sede seds seea seeb seed sees seet sesa sese sess sest set- seta sete sets sett ssaa ssab ssas ssat ssdd ssee sses sset sssa sssb ssss ssta sstb sstd ssts stab stad stae stas stat stbd stbs stds stea sted stee stes stet stss sttd taa- taas taat taba tabb tabe tabs tada tade tads taes tasa tasb tase tass tast tata tatb tate tats tatt tbas tbbs tbst tbta tddb tdes tdse tdss tead teas teat teba teda tedd tede teds teed tees teet tesa tesd tese tess test teta tete tets tett tsaa tsat tsbd tsdb tses tset tssa tsse tsst tsts ttab ttbb ttss tttt