a-a a-b a-t aaa aab aaj aak aao aar aat ab- aba abb abj abk abo abr abt aja ajb ajj ajk ajo ajr ajt aka akb akj akk ako akr aoa aob aoj aok aoo aor aot ar- ara arb arj ark aro arr art at- ata atb ato atr att baa bab baj bak bao bar bat bba bbb bbk bbo bbr bbt bja bjj bjk bjr bjt bka bkb bkk bko bkr bkt boa bob boj bok boo bor bot bra brb brj brk bro brr brt bta btb btk bto btr btt jaa jab jaj jak jao jar jat jba jbj jbk jbo jbr jbt jja jjb jjj jjk jjr jka jkb jkk jko jkr jkt joa job joj jok joo jor jot jra jrb jrk jro jrr jrt jta jtb jtk jtr jtt k-t ka- kaa kab kaj kak kao kar kat kba kbb kbk kbo kbr kjb kjr kkb kkk kkr kkt koa kob kok koo kor kot kra krk kro krr krt kta ktb ktj ktk kto ktr ktt oaa oab oaj oak oao oar oat ob- oba obb obj obk obo obr obt oja ojb ojo oka okb okj okk oko okr oo- ooa oob ook ooo oor oot or- ora orb ork oro orr ort ot- ota otb otk oto otr ott ra- raa rab raj rak rao rar rat rba rbb rbk rbo rbr rbt rja rjk rjr rkb rkk rko rkt roa rob roj rok roo ror rot rra rrb rrk rrr rrt rta rtb rtj rtk rto rtr rtt taa tab taj tak tao tar tat tba tbb tbj tbk tbo tbr tbt tjo tjr tka tkb tkk tko tkr tkt to- toa tob toj tok too tor tot tra trb trk tro trr trt tta ttb ttk tto ttr ttt

a-ak a-ok aaaa aaab aaar aaba aabb aabt aaka aaoo aara aaro aart aata aatk aatt abaa abab abaj abak abar abat abb- abba abbb abbo abbr abbt aboa abob abok aboo abor abot abra abro abta ajab ajak ajao ajar ajat ajba ajka ajob ajoo ajot akaa akao akar akka akko akok akot akr- akra aoba aora aorb aort arab arak arar arat arba arja arjo arka arko aroa arob aroo aror arr- arra arrk arro arrr arrt arta arto artr at-t ataa atab atak atar atat atka atkt atob atok ator atot atra atrk atro atta atto attr baaa baak baar baat baba babb babo babr baja bak- baka bako bakr bakt bar- bara barb bark baro barr bart bata bato batt bbbb bjoa boab boak boar boat boba bobb bobo bojo bojt boka boko boob book boor boot bor- bora borj bork boro borr bort bota botb boto bott brab braj brak brao brat brka brkb broa brob brok broo bror brot brrr btaa btob btor btrt bttb j-ro jaak jaar jaba jabo jabr jaja jaka jako jara jark jaro jarr jart jato jbaa jbar jbob jjar joab joao joar joba jobo jojo joka jokb jook joor joot jora jork joro jort jota joto jott jrbr jtar kaaa kaab kaak kaar kaat kaba kabb kabo kabr kaja kajb kajk kajo kajr kajt kaka kakj kakk kako kakt kaoa kaok kaor kara karb karj kark karo karr kart kat- kata katb katk kato katr katt kbaa kbab kbak kbar kbat kbba kbbb kbbk kbbo kbbr kbbt kbja kbjk kbjt kbkb kbkk kbko kbkr kboa kbob kbok kboo kbot kbra kbrb kbrj kbrk kbro kbrt kbta kbtb kbtk kbto kbtr kbtt kjaa kjak kjbb kjbr kjjj kjjk kjjo kjjr kjjt kjkj kjkk kjkt kjoj kjok kjor kjot kjrb kjrt kjtt kkaa kkar kkat kkba kkbb kkbj kkbo kkbr kkbt kkjb kkjk kkkj kkkk kkoa kkob kkoj kkoo kkor kkot kkrb kkrk kkro kkrr kkrt kktk koab koak koar koba kobb kobk kobo kobr koja kojb kojo koka kokb kokk koko kokr koob kook kooo koor koot kora korb kork koro korr kort kota kotb kotk koto kotr kott krab kraj krak krar krat krba krbb krbk krbr krbt krjb krjk krjo krjt krka krkk krko krkr kroa krob krok kroo kror krrb krrk krro krrr krrt krta krtk krto krtr ktaa ktak ktao ktar ktat ktba ktbb ktbr ktbt ktjj ktkb ktkk ktko ktkr ktkt ktob ktok ktoo ktor ktot ktrb ktrk ktro ktrr ktrt kttk ktto kttr kttt oara obak obba obbo obja obkb obok obor obot obra obro ojak ojok okak okja okka okko okok okor okot okra okro okta okto ooaa ooak ooba oooo oora oort ootb orab orak orao orar orat orba orbb orbo orka orko oro- orok oror orot orra orro orta orto otak otar oto- otok otoo otor otra otro otta otto raab raaj raak raat raba rabb rabk rabo raja rajo raka rakk rakt raob raok rara rarb rark raro rata ratk rato ratt rbbb rbbr roab roak roar roat rob- roba robb robo robt roja rojo roka rokk roko rokr roob rook roor root rora rork roro rort rota rotj rotk roto rotr rott rrat rrrr taa- taar taat taba tabb tabo tajo taka takk tako takt taoa taor tara tarb tark taro tarr tart tata tatb tato tatr tatt tbar tbrb tbta toab toat toba tobo tobt toja tojo toka toko tooa took toor toot tora tork toro torr tort tota toto totr tott traa trab trak trao trat troa troo trot trra trtr ttab ttbb tttt

-aaa- aaata aabaa aabba aabra aakko abaab ababa abaja abajo abaka abako abara abbaj abbar abbat abbot abjar abkar abkoo abkot aboab aboat abobo abook aboot abora abort abott abrak abrar abtaa abtao abtar ajaja ajaka ajara ajoba ajrak akaba akabo akaoa akata akbar akbot akkra akobo akoka akoko akota akoto akrak akrar akro- aktor aort- aorta ar-ab araat arab- araba arabo arara arata arbab arbar arbat arbok arbor arbot arjak arkar arkat aroab aroar aroba aroor aroot arora arrak artar artat arto- artoo artot atajo ataka atara atbar atbat atkot atoka atoot atora atoto atrab atrak atro- atroa atrot