a-be a-ii a-wa aaaa aaab aaae aaai aaar aaba aabb aabi aabt aabw aaea aaib aaii aaoe aaoo aaow aara aare aari aaro aart aata aatt aatw aawt aaww abaa abab abae abai abar abat abaw abb- abba abbb abbe abbi abbo abbr abbt abee aber abet abia abib abie abir abit aboa abob aboo abor abot abow abra abri abro abta abwa abwe abwr aebi aeer aeio aeit aer- aera aeri aero aeta aeto aetr aett aiai aiba aibo aiea aiee aiet aiia aiib aiir aioi aira aire airi airo airt aita aite aiti aitr aitt aiwa aiwo aoba aora aorb aort arab arae arai arar arat araw arba arbe arbi area aree arei areo aret arew aria arib arie arii ario arit aroa arob aroe aroi aroo aror arow arr- arra arre arri arro arrr arrt arta arte arti arto artr arwa arwe arwi at-t ataa atab atae atai atar atat atea atee atei ateo ater atew atia atie atit atob atoe atoi ator atot atra atre atri atro atta atte atti atto attr atwa atwi atwo atwt awae awar awbe awe- aweb awee awei awer awet awie awit awoo awow awre awro awwa ba-i baaa baar baat baba babb babe babi babo babr baer baia baib baie baio bair bait bar- bara barb bare bari baro barr bart bata bate bati bato batt baw- bawe bawi bbbb bbeb bbet bbwr bear beat beaw beba bebb bebe bebi bebo beeb beer beet beia beir beit beo- beor beot bera bere beri bero berr bert beta bete beti beto bett betw bewa bewe biao biar biat biba bibb bibe bibi bibo bieb bier biet bio- bioi biot bira birb bire biri biro birr birt bita bite bito bitt biw- biwa boab boai boar boat boba bobb bobe bobi bobo bobw boea boee boeo boer boet boi- boie boii boit boob booe boor boot boow bor- bora bore bori boro borr bort borw bota botb bote boti boto bott botw bowa bowe bowi bowr bowt brab brae brai brao brat braw brea breb bree brei breo brer bret brew bria brie brio brit broa brob broe broo bror brot brow brrr brwe btaa btie btob btor btrt bttb btwo bwaa eaba eara earb eare earo eart earw eata eate eati ebba ebbo ebbr ebbw eber ebit eboe eboo ebor ebow ebro eeea eeee eera eero eeta eete eiao eiei eier eira eire eita eitb eiti eito eitr eiwa eoir eora eore eori eota eoto eotw erat erba erbb erbe ereb erei erer eret erew eria erie erio erit erob eroe eroi eroo erra erre erro erta erwt etai etat etbr etee eter etio etoe etra etre etro etta ette etti etto ewai ewer ewew ewre ewte i-be iaaa iaai iaat iaba iaea iaia iara iare iart iata iate iati iawa ibar ibat ibea ibet ibew ibia ibie ibot ibra ibri ibro ibtb ibwa ieat ieet ieie ieio iera iere ieri ieta iett iiie iiii iiio iiit iioi iioo iira iita iitr iitt iiwi ioba iobi ioee ioii ioio ioit iooi iooo iora iore iori iota iote ioto iowa iowe irae irai irao irar irbe iree irer iri- iria irie irio irob irra irre irri irta irte irti itaa itai itar itat itaw itbe itea iter itet itia itie itoi itoo itor itra itri itta itto itwa itwe iwai iwao iwar iweb iwie iwiw o-eo oaer oara oare oate obai obba obbo obea ober obet obia obie obit oboe oboi obor obot obra obre obri obro oera oere oeta oeti oiba oier oiii oira oire oirt oita oiti ooaa ooba oobe oobi ooer ooia oooo oora oore oort ootb ootw orab orae orai orao orar orat orba orbb orbe orbi orbo ore- orea oreb oreo orer ori- oria orie orio orit oro- oroe oror orot orra orri orro orta orte orto orwa orwe orwo otar otea otee oter otit oto- otoe otoo otor otow otra otre otro otta otte otti otto otwo owai owar owea ower owia owie owir owoe owow owre owt- owte owtt owwa raab raat raba rabb rabe rabi rabo raer raia raie raii rair rait raob rara rarb rare rari raro rata rate rati rato ratt rawa rawe rawr raww rbbb rbbr rea- reae reao rear reat reba rebb rebe rebo reeb reet reia reii reir reit reot rera rere reri rero rert reta rete reti reto retr rett rewa rewe riaa riab riai riat rib- riba ribe ribo rier riet riew riia riot rire riri rita rite riti rito ritt riwo roab roar roat rob- roba robb robe robi robo robt roea roer roet roia roio roir roit roob rooi roor root rora rore rori roro rort rota rote roti roto rotr rott rowa rowb rowe rowi rowr rowt roww rrat rrrr rtai rtee rtei taa- taar taat taba tabb tabe tabi tabo taer taia taio tair tait taoa taor tara tarb tare tari taro tarr tart tata tatb tate tati tato tatr tatt tawa tawe tawi tawo tawt taww tbar tbit tbrb tbta tear teat teaw teba tebo teer teet teia teie teir teor teow ter- tera tere teri tero terr teta tete teti teto tetr tett tewa tewo tiaa tiab tiao tiar tiba tibi tie- tiea tiee tiei tieo tier tiet tiew tiit tira tirb tire tiri tiro tirr tita tite titi tito titt tiwa tiwi toab toat toaw toba tobe tobi tobo tobt toea toee toei toer toet toie toit tooa toor toot tora tore tori toro torr tort tota tote toti toto totr tott towa towe traa trab trae trai trao trat traw tre- trea tree trei treo tret trew tri- tria trib trie trio trit troa troe troi troo trot trow trra trte trtr trwe ttab ttbb tteo tter ttoe tttt twae twat twbt twee twei twer twi- twib twie twit two- twoa twob twoo twot waaa waai waao waar waat waaw waba wabb wabe wabi wabo wabr wabt wabw waeb waee waei waer waet waew waia waie waio wair wait