a-a a-b a-t aaa aab aak aao aar aat aaw ab- aba abb abk abo abr abt abw aka akb akk ako akr akw aoa aob aok aoo aor aot aow ar- ara arb ark aro arr art arw at- ata atb ato atr att atw aw- awa awb awk awo awr awt aww baa bab bak bao bar bat baw bba bbb bbk bbo bbr bbt bbw bka bkb bkk bko bkr bkt bkw boa bob bok boo bor bot bow bra brb brk bro brr brt brw bta btb btk bto btr btt btw bwa bwb bwk bwo bwr k-t ka- kaa kab kak kao kar kat kaw kba kbb kbk kbo kbr kbw kkb kkk kkr kkt koa kob kok koo kor kot kow kra krk kro krr krt krw kta ktb ktk kto ktr ktt ktw kw- kwa kwk kwo kwt kww oaa oab oak oao oar oat oaw ob- oba obb obk obo obr obt obw oka okb okk oko okr okw oo- ooa oob ook ooo oor oot oow or- ora orb ork oro orr ort ot- ota otb otk oto otr ott otw owa owb owk owo owt oww ra- raa rab rak rao rar rat raw rba rbb rbk rbo rbr rbt rbw rkb rkk rko rkt roa rob rok roo ror rot row rra rrb rrk rrr rrt rta rtb rtk rto rtr rtt rtw rwa rwb rwr taa tab tak tao tar tat taw tba tbb tbk tbo tbr tbt tka tkb tkk tko tkr tkt tkw to- toa tob tok too tor tot tow tra trb trk tro trr trt trw tta ttb ttk tto ttr ttt ttw twa twb two twr twt tww waa wab wak wao war wat waw wba wbb wbo wbr wbt wbw wka wkb wko wkr wkt wkw woa wob wok woo wor wot wow wr- wra wrk wro wrr wrt wrw wta wtb wto wtr wtt wtw wwa wwo wwt www

a-ak a-ok a-wa aaaa aaab aaar aaba aabb aabt aabw aaka aaoo aaow aara aaro aart aata aatk aatt aatw aawt aaww abaa abab abak abar abat abaw abb- abba abbb abbo abbr abbt aboa abob abok aboo abor abot abow abra abro abta abwa abwr akaa akao akar akka akko akok akot akr- akra akwa aoba aora aorb aort arab arak arar arat araw arba arka arko aroa arob aroo aror arow arr- arra arrk arro arrr arrt arta arto artr arwa at-t ataa atab atak atar atat atka atkt atob atok ator atot atra atrk atro atta atto attr atwa atwo atwt awar awka awoo awow awro awwa baaa baak baar baat baba babb babo babr bak- baka bako bakr bakt bar- bara barb bark baro barr bart bata bato batt baw- bawk bbbb bbwr boab boak boar boat boba bobb bobo bobw boka boko boob book boor boot boow bor- bora bork boro borr bort borw bota botb boto bott botw bowa bowk bowr bowt brab brak brao brat braw brka brkb broa brob brok broo bror brot brow brrr btaa btob btor btrt bttb btwo bwaa kaaa kaab kaak kaar kaat kaba kabb kabo kabr kabw kaka kakk kako kakt kaoa kaok kaor kaow kara karb kark karo karr kart karw kat- kata katb katk kato katr katt katw kaw- kawa kawk kawo kaww kbaa kbab kbak kbar kbat kbba kbbb kbbk kbbo kbbr kbbt kbbw kbkb kbkk kbko kbkr kbkw kboa kbob kbok kboo kbot kbow kbra kbrb kbrk kbro kbrt kbrw kbta kbtb kbtk kbto kbtr kbtt kbtw kbwa kbwb kbww kkaa kkar kkat kkaw kkba kkbb kkbo kkbr kkbt kkkk kkoa kkob kkoo kkor kkot kkow kkrb kkrk kkro kkrr kkrt kktk kkwb kkwk koab koak koar koba kobb kobk kobo kobr koka kokb kokk koko kokr koob kook kooo koor koot kora korb kork koro korr kort kota kotb kotk koto kotr kott kowa kowb kowr krab krak krar krat kraw krba krbb krbk krbr krbt krbw krka krkk krko krkr krkw kroa krob krok kroo kror krow krrb krrk krro krrr krrt krrw krta krtk krto krtr krwa krwb krwk krwr ktaa ktak ktao ktar ktat ktba ktbb ktbr ktbt ktkb ktkk ktko ktkr ktkt ktob ktok ktoo ktor ktot ktrb ktrk ktro ktrr ktrt ktrw kttk ktto kttr kttt kttw ktwa ktwb ktwo kwab kwak kwar kwat kwaw kwbt kwbw kwka kwkb kwkk kwkr kwkw kwoa kwok kwor kwow kwrb kwrk kwro kwrr kwrt kwrw kwto kwtr kwtw kwwk kwwr kwwt oara obak obba obbo obkb obok obor obot obra obro okak okka okko okok okor okot okra okro okta okto ooaa ooak ooba oooo oora oort ootb ootw orab orak orao orar orat orba orbb orbo orka orko oro- orok oror orot orra orro orta orto orwa orwo otak otar oto- otok otoo otor otow otra otro otta otto otwo owar owow owt- owtt owwa raab raak raat raba rabb rabk rabo raka rakk rakt raob raok rara rarb rark raro rata ratk rato ratt rawa rawk rawr raww rbbb rbbr roab roak roar roat rob- roba robb robo robt roka rokk roko rokr roob rook roor root rora rork roro rort rota rotk roto rotr rott rowa rowb rowk rowr rowt roww rrat rrrr taa- taar taat taba tabb tabo taka takk tako takt taoa taor tara tarb tark taro tarr tart tata tatb tato tatr tatt tawa tawk tawo tawt taww tbar tbrb tbta toab toat toaw toba tobo tobt toka toko tooa took toor toot tora tork toro torr tort tota toto totr tott towa towk traa trab trak trao trat traw troa troo trot trow trra trtr ttab ttbb tttt twat twbt two- twoa twob twoo twot waaa waao waar waat waaw waba wabb wabk wabo wabr wabt wabw waka wakb wakk wako wakr wakt wakw waob waok waoo waor waow war- wara warb wark waro warr wart warw wata watb watk wato watr watt watw wawa wawb wawk wawo wawt wbaa wbab wbak wbar wbat wbbb