a-be a-ii a-wa aaaa aaab aaad aaae aaai aaar aaba aabb aabd aabi aabt aabw aada aade aadi aadt aaea aaib aaii aara aard aare aari aart aata aatt aatw aawt aaww abaa abab abad abae abai abar abat abaw abb- abba abbb abbe abbi abbr abbt abda abdi abed abee aber abet abia abib abid abie abir abit abra abri abta abwa abwe abwr adaa adab adad adae adai adar adat adaw adba adbi adda addd adde addi addr adea adeb adee ader adet adew adia adib adie adir adit adra adre adta adwa aebi aede aedt aeer aeit aer- aera aerd aeri aeta aetr aett aiai aiba aida aidb aide aidi aidr aidt aiea aiee aiet aiia aiib aiid aiir aira aird aire airi airt aita aite aiti aitr aitt aiwa arab arad arae arai arar arat araw arba arbe arbi arda arde ardi area ared aree arei aret arew aria arib arid arie arii arit arr- arra arre arri arrr arrt arta arte arti artr arwa arwe arwi at-t ataa atab atad atae atai atar atat atdi atdt atea ated atee atei ater atew atia atid atie atit atra atre atri atta atte atti attr atwa atwi atwt awad awae awar awbe awe- aweb awed awee awei awer awet awie awit awre awwa ba-i baaa baad baar baat baba babb babe babi babr bada badb badd bade badi badr baed baer baia baib baid baie bair bait bar- bara barb bard bare bari barr bart bata bate bati batt baw- bawd bawe bawi bbad bbbb bbdd bbeb bbet bbwr bd-r bdii bead bear beat beaw beba bebb bebe bebi beda bede bedi beeb beed beer beet beia beir beit bera berd bere beri berr bert beta bete beti bett betw bewa bewe biad biar biat biba bibb bibe bibi bida bide bidi bidr bieb bied bier biet bira birb bird bire biri birr birt bita bitd bite bitt biw- biwa brab brad brae brai brat braw brda brdt brea breb bred bree brei brer bret brew bria brid brie brit brrr brwe btaa btdt btie btrt bttb bwaa daab daad daae daar daba dabb dabt dada dade dadi daeb daer daia daid daie dair dait dara darb dard dare dari darr dart data date dati datr datt dawa dawd dawe dawi dawr dawt dbar dbit dbtt dddd ddie ddre dead deae dear deaw deba debe debi debt deda dedd dede dedi deeb deed deer deet deid deie deir deit der- dera derb dere deri derr deta dete detr dewa dewe dewi dia- diab diad diar diat diaw diba dibb dibe dida dide didi diea dieb died dier diet diew diii dira dird dire dirr dirt dita dite diti ditt diwa draa drab drad drar drat draw drba drda drea dred dree drei dret drew drib drie drit drra dtaa dted dwad dwar dwbe dwbr dwdd dwer dwet dwi- dwid dwrd dwrt dwrw dwte dwti dwwe dwww eaba eada eadb eadd eadi eara earb eard eare eart earw eata eate eati ebba ebbr ebbw ebed eber ebid ebit edad edar edaw edda edde eddi ede- edea edei eder edia edie edit edra edta edwi eede eeea eeee eera eeta eete eid- eide eidi eidr eied eiei eier eira eird eire eita eitb eiti eitr eiwa erad erat erba erbb erbe erda erde erdi ereb ered erei erer eret erew eria erie erit erra erre erta erwt etai etat etbr etee eter etra etre etta ette etti ewai ewer ewew ewre ewte i-be iaaa iaai iaat iaba iadb iadt iaea iaia iara iare iart iata iate iati iawa ibad ibar ibat ibea ibed ibet ibew ibia ibid ibie ibra ibrd ibri ibtb ibwa idad idae idar idat idbe idda idea ided idee ider idia idid idie idir idra idre idta ieat iedr ieet ieie iera iere ieri ieta iett iida iide iied iiie iiii iiit iira iita iitr iitt iiwi irad irae irai irar irbe irda ired iree irer iri- iria irid irie irra irre irri irta irte irti itaa itai itar itat itaw itbe itea iter itet itia itie itra itri itta itwa itwe iwai iwar iweb iwie iwiw raab raad raat raba rabb rabe rabi rada radd rade radr radt raed raer raia raid raie raii rair rait rara rarb rare rari rata rate rati ratt rawa rawe rawr raww rbbb rbbr rder rea- read reae rear reat reba rebb rebe reda redd rede redi redr reeb reed reet reia reid reii reir reit rera rerd rere reri rert reta retd rete reti retr rett rewa rewe riaa riab riad riai riat rib- riba ribe rida ridd ride ridi ried rier riet riew riia rire riri rita rite riti ritt rrad rrat rred rrrr rtai rtdt rtee rtei rwdi taa- taar taat taba tabb tabe tabi tada tade taer taia tair tait tara tarb tard tare tari tarr tart tata tatb tate tati tatr tatt tawa tawd tawe tawi tawt taww tbar tbit tbrb tbta tddb tdra tdri tead tear teat teaw teba teda tedd tede tedi teed teer teet teia teie teir ter- tera tere teri terr teta tete teti tetr tett tewa tiaa tiab tiar tiba tibi tidd tide tie- tiea tied tiee tiei tier tiet tiew tiit tira tirb tird tire tiri tirr tita tite titi titt tiwa tiwi traa trab trad trae trai trat traw tre- trea tred tree trei tret trew tri- tria trib trie trit trra trte trtr trwe ttab ttbb tter tttt twae twat twbt twdt twee twei twer twi- twib twie twit waaa waad waai waar waat waaw waba wabb wabd wabe wabi wabr wabt wabw wada wadb wadd wade wadi wadr wadt waeb waed waee waei waer waet waew waia waid waie wair wait war- wara warb ward ware wari warr wart warw wata watb watd wate wati watr watt watw wawa wawb wawd wawe wawi wawt wbaa wbab wbad wbae wbai wbar wbat wbbb wbbd wbbe wbbi wbbr wbbt wbbw wbdr wbdt wbea wbeb wbed wbei wber