a-be a-ii a-wa aaaa aaab aaae aaaf aaai aaar aaba aabb aabi aabt aabw aaea aafa aafb aaff aafi aaib aaii aara aare aari aart aata aatf aatt aatw aawt aaww abaa abab abae abaf abai abar abat abaw abb- abba abbb abbe abbi abbr abbt abee aber abet abff abia abib abie abir abit abra abri abta abwa abwe abwr aeaf aebi aeer aeit aer- aera aeri aeta aetf aetr aett afaa afar afat afee afer afet afew affa affi afft affw afia afib afif afir afit afr- afra afre afri afta afte aiai aiba aiea aiee aiet aiff aiia aiib aiir aira aire airi airt aita aite aitf aiti aitr aitt aiwa arab arae araf arai arar arat araw arba arbe arbi area aree aref arei aret arew arfa arfb arff arft aria arib arie arif arii arit arr- arra arre arri arrr arrt arta arte arti artr arwa arwe arwi at-t ataa atab atae atai atar atat atea atee atef atei ater atew atfb atfe atia atie atif atit atra atre atri atta atte atti attr atwa atwi atwt awae awar awbe awe- aweb awee awei awer awet awie awit awre awwa ba-i baaa baaf baar baat baba babb babe babi babr baer baff baft baia baib baie bair bait bar- bara barb bare barf bari barr bart bata bate batf bati batt baw- bawe bawi bbbb bbeb bbet bbwr beaf bear beat beaw beba bebb bebe bebi beeb beef beer beet befa befe beff beft beia beir beit bera bere beri berr bert beta bete beti bett betw bewa bewe bfta bftt biaf biar biat biba bibb bibe bibi bieb bief bier biet bifa biff bifi bira birb bire biri birr birt bita bite bitt biw- biwa brab brae braf brai brat braw brea breb bree bref brei brer bret brew bria brie brit brrr brwe btaa btaf btie btrt bttb bwaa eaaf eaba eafb eaif eara earb eare eart earw eata eate eati ebba ebbr ebbw eber ebit eeea eeee eefa eefe eera eeta eete efab efbr efet effa effi efit eft- efta eiei eier eira eire eita eitb eiti eitr eiwa eraf erat erba erbb erbe ereb erei erer eret erew erft eria erie erit erra erre erta erwt etai etat etbr etee eter etfa etfb etfe etra etre etta ette etti ewai ewer ewew ewft ewre ewte faaa faba fabe fabi faeb fafa fafe faff fafi faie fair fait fara farb fare farr fart fata fate fatf fati fatt fawe fawf fawt fbar feaf fear feat feba feeb feer feet fefe feff fefi feia feie feir feit fera ferb fere ferr fert feta fete feti fetr fett fewa fewe fewt ffar ffee ffff ffii ffrr fftf fftw fiaa fiaf fiar fiat fiba fibe fief fier fifa fife fiff fifi fift fiii fira fire fita fite fiti fitt frab frae frat frea free frei fret frew fria frib frie frit frta ftea fter ftii fttw fwiw i-be iaaa iaai iaat iaba iaea iafe iaff iaia iara iare iart iata iate iati iawa ibar ibat ibea ibet ibew ibfi ibia ibie ibra ibri ibtb ibwa ieat ieet ieie iera iere ieri ieta ietf iett ifaa ifae ifar ifat ifaw ifbb ifer ifit ifra ifrb ifrf ifri ifta ifwe iifa iiie iiii iiit iira iita iitr iitt iiwi irae iraf irai irar irbe iree irer irfe iri- iria irie irra irre irri irta irte irtf irti itaa itaf itai itar itat itaw itbe itea iter itet itfa itia itie itif itra itrf itri itta ittf itwa itwe iwai iwar iwbf iweb iwie iwiw raab raaf raat raba rabb rabe rabi raef raer rafa rafe raff rafi raft raia raie raif raii rair rait rara rarb rare rarf rari rata rate ratf rati ratt rawa rawe rawr raww rbaf rbbb rbbr rea- reae reaf rear reat reba rebb rebe reeb reef reet refe reff refi refr reft reia reif reii reir reit rera rere reri rert reta rete reti retr rett rewa rewe rfae rfef riaa riab riai riat rib- riba ribe rief rier riet riew rifa rife riff rift riia riif rire riri rita rite riti ritt rrat rrif rrrr rtai rtbf rtee rtei rtfb taa- taaf taar taat taba tabb tabe tabi taer tafa tafe taff tafi taft taia tair tait tara tarb tare tarf tari tarr tart tata tatb tate tati tatr tatt tawa tawe tawi tawt taww tbaf tbar tbit tbrb tbta tear teat teaw teba teef teer teet teff tefi teft teia teie teir ter- tera tere terf teri terr teta tete teti tetr tett tewa tfae tfeb tiaa tiab tiaf tiar tiba tibi tie- tiea tiee tief tiei tier tiet tiew tifa tiff tift tiit tira tirb tire tiri tirr tita tite titi titt tiwa tiwi traa trab trae traf trai trat traw tre- trea tree tref trei tret trew trfr tri- tria trib trie trif trit trra trte trtr trwe ttab ttbb tter ttfa ttff tttt twae twat twbt twee twei twer twi- twib twie twit waaa waaf waai waar waat waaw waba wabb wabe wabf wabi wabr wabt wabw waeb waee waei waer waet waew wafa wafb wafe waff wafi wafr waft waia waie waif wair wait war- wara warb ware warf wari warr wart warw wata watb wate wati watr watt watw wawa wawb wawe wawf wawi wawt wbaa wbab wbae wbaf wbai wbar wbat wbbb wbbe wbbf wbbi wbbr wbbt wbbw wbea wbeb wbei wber wbet wbew wbfa wbfb wbfe wbff wbfi wbfr wbft wbfw wbib wbie wbif wbiw wbrb wbrf wbri wbrr wbrt wbrw wbta wbte wbtf wbti wbtr wbtt wbtw wbwb wbwi wbwt weaa weaf weai wear weat webb webe webf webt weeb weef weei weer weet wefa wefe weff wefi wefr weft weib weie weif weii weir weit wer- wera werb were werf weri werr wert werw weta wetb wete wetf wetr wett wewe wfaa wfab wfae wfai wfar wfat wfaw wfbe wfbf wfbr wfbt wfea wfeb wfer wfff wfia wfie wfif wfir wfit