a-do a-wa aaaa aaab aaad aaar aaas aaba aabb aabd aabt aabw aada aads aadt aaoo aaow aara aard aaro aars aart aasa aasd aass aast aata aatt aatw aawt aaww abaa abab abad abar abas abat abaw abb- abba abbb abbo abbr abbs abbt abda abdo aboa abob abod aboo abor abos abot abow abra abro abrs abs- absa absd abss absw abta abts abwa abwr adaa adab adad adao adar adas adat adaw adba adda addd addo addr adds adob adod adoo ador ados adot adra adro adrs adsa adso adsr adss adst adta adts adwa aoba aora aorb aors aort aosd aoss aotd aowd arab arad arar aras arat araw arba arbs arda ardo ards aroa arob arod aroo aror aros arow arr- arra arro arrr arrs arrt ars- arsa arsd arso arst arta arto artr arts arwa asaa asab asad asao asar asas asat asba asbo asda asdo asds asob asod asor asos asot asow asra asro asrs assa assd asso assr asss asst asta astb asto astr asts at-t ataa atab atad atar atas atat atbs atdt atob atod ator atos atot atra atro atsb atst atta atto attr atts atwa atwo atws atwt awad awar awas awds awoo awow awro awss awst awts awwa awws baaa baad baar baas baat baba babb babo babr babs bada badb badd bado badr bads baos bar- bara barb bard baro barr bars bart basa baso bass bast bata bato bats batt baw- bawd baws bbad bbas bbbb bbbs bbdd bbdo bbwr bbws bd-r bdos bdsd boab boad boar boas boat boba bobb bobo bobs bobw boda bodb bodo bods boob bood boor boos boot boow bor- bora bord boro borr bors bort borw bosa boso boss bost bota botb botd boto bots bott botw bowa bowd bowr bows bowt brab brad brao bras brat braw brda brdo brds brdt broa brob brod broo bror bros brot brow brrr brrs brsb brsr brst bsaa bsas bsat bsaw bsbd bsdw bsod bsos bsra bsrd bssd bsts btaa btdt btob btor btrt btss bttb btwo bwaa d-bo daab daad daar daas daba dabb dabo dabs dabt dada dado dads daos dara darb dard daro darr dars dart dasa dasb dasd dass dast data dato datr dats datt dawa dawd dawo dawr daws dawt dbar dbas dbos dbrs dbsa dbss dbtt dddd ddot ddss ddts doab doar doas doat doba dobb dobs dod- doda dodd dodo dods doob dood door doos doot dora dord doro dorr dors dort dosa doso doss dost dota dotd doto dots dott dowa dowb dowd dowr dows dowt draa drab drad drar dras drat draw drba drda drob drod drot drow drra drrs drsa dsba dsda dsdr dsoa dsos dsrr dssa dsst dsto dsts dtaa dtor dtot dtss dwad dwar dwas dwbr dwdd dwor dwrd dwrt dwrw dwsr dwst dwts dwww oara oars oass oast oats obad obas obba obbo obdt obor obos obot obra obro obsd obsr obss obst obtd obts odas odbo odda oddd odds odoo odor odos odot odra odso odts ooaa ooba ooda oooo ooos oora oord oort oosa oost ootb oots ootw orab orad orao orar oras orat orba orbb orbo orbs orda ordo ords oro- oror oros orot orra orro orrs orsa orso orta orto orts orwa orwo osar osas osat osba osoo osor osos osow osrd osro ossa ossb ossd osso osta ostr osts otar otas otbd otbs oto- otoo otor otos otow otra otro otrs otsa otso otta otto otts otwo owar owda owow owsa owt- owtt owwa raab raad raas raat raba rabb rabo rabs rada radd rado radr rads radt raob raos rara rarb raro rars rasa rasd raso rass rast rata rato rats ratt rawa rawr raws raww rbbb rbbr rbbs rbds rbsd rbss rbst rdas rdos rdso roab road roar roas roat rob- roba robb robo robs robt roda rodd rodo rods rodw roob rood roor roos root rora roro rort rosa roso ross rost rota roto rotr rots rott rowa rowb rowd rowr rows rowt roww rrad rras rrat rrrr rsaa rsdd rsds rsos rssa rsts rtas rtdt rtss rtts s-os saab saad saar saas saat saba sabb sabo sabr sabs sada sadb sadd sado sadr sads sadt saor saos sara sard saro sarr sars sart sasa sasd saso sass sast sata satb satd sato satr sats satt sawa sawd saws sawt sbaa sbar sbas sbbs sbds sbor sbot sbsa sbsd sbst sbwr sdba sdds sdot sdrs sdss soad soar soas soat soaw soba sobo sobr sobs sobt soda sodd sodo sods sood soor soos soot sora sorb sord soro sorr sors sort sosa soso soss sost sota soto sots sotw sowa sowd sowr sows sowt sras sraw sros srsd srta srtr ssaa ssab ssao ssas ssat ssaw ssbr ssdd ssot ssra ssrs sssa sssb ssss ssta sstb sstd ssts ssws stab stad star stas stat staw stbd stbs stds stoa stob stod stoo stor stos stot stow stra strd stro strs stss sttd sttr stwd swab swad swar swas swat swbd swbs swbw swob swod swoo swor swot swow swsd swss swts taa- taar taas taat taba tabb tabo tabs tada tado tads taoa taor taos tara tarb tard taro tarr tars tart tasa tasb tasr tass tast tata tatb tato tatr tats tatt tawa tawd tawo taws tawt taww tbar tbas tbbs tbrb tbst tbta tddb tdor tdra tdss toab toad toas toat toaw toba tobo tobs tobt toda todd todo tods todt tooa tood toor toos toot tora tord toro torr tors tort tosa tosb toso toss tost tota totd toto totr tots tott towa tows traa trab trad trao tras trat traw troa trod troo tros trot trow trra trsd trst trtr tsaa tsao tsar tsat tsbd tsdb tsob tsos tssa tssr tsst tsts tswa ttab ttbb ttss tttt twas twat twbt twdt two- twoa twob twod twoo twos twot twss waaa waad waao waar waas waat waaw waba wabb wabd wabo wabr wabs wabt wabw wada wadb wadd