a-a a-b a-t aaa aab aak aao aar aat aay ab- aba abb abk abo abr abt aby aka akb akk ako akr aoa aob aok aoo aor aot ar- ara arb ark aro arr art ary at- ata atb ato atr att ay- aya ayk ayo ayr ayt baa bab bak bao bar bat bay bba bbb bbk bbo bbr bbt bby bka bkb bkk bko bkr bkt boa bob bok boo bor bot boy bra brb brk bro brr brt bry bta btb btk bto btr btt bty by- bya byk byo byr byt k-t ka- kaa kab kak kao kar kat kay kba kbb kbk kbo kbr kkb kkk kkr kkt kky koa kob kok koo kor kot koy kra krk kro krr krt kry kta ktb ktk kto ktr ktt kya kyo kyr kyt oaa oab oak oao oar oat ob- oba obb obk obo obr obt oby oka okb okk oko okr oo- ooa oob ook ooo oor oot or- ora orb ork oro orr ort ory ot- ota otb otk oto otr ott oya oyo ra- raa rab rak rao rar rat ray rba rbb rbk rbo rbr rbt rkb rkk rko rkt rky roa rob rok roo ror rot roy rra rrb rrk rrr rrt rta rtb rtk rto rtr rtt rty ry- rya ryk ryo ryr ryy taa tab tak tao tar tat tay tba tbb tbk tbo tbr tbt tka tkb tkk tko tkr tkt tky to- toa tob tok too tor tot toy tra trb trk tro trr trt try tta ttb ttk tto ttr ttt tty tya tyo tyr tyt yaa yab yak yao yar yat yay ybr yby yka ykk yob yok yoo yor yot yoy yra yro yrt yta ytk yto ytr ytt yyb yyt yyy

a-ak a-ok a-ya a-yo aaaa aaab aaar aaba aabb aabt aaby aaka aaoo aara aaro aart aata aatk aatt abaa abab abak abar abat abay abb- abba abbb abbo abbr abbt abby aboa abob abok aboo abor abot aboy abra abro abry abta abyt abyy akaa akao akar akay akka akko akok akot akr- akra akyr aoba aora aorb aort arab arak arar arat aray arba arby arka arko arky aroa arob aroo aror arr- arra arrk arro arrr arrt arry arta arto artr arty ary- arya aryk at-t ataa atab atak atar atat atay atka atkt atob atok ator atot atoy atra atrk atro atry atta atto attr atty atya ay-o ayao ayar ayat ayay ayoo ayot ayra ayrk ayry ayta ayto ayya baaa baak baar baat baba babb babo babr baby bak- baka bako bakr bakt bar- bara barb bark baro barr bart bary bata bato batt baty baya bayo bayt bbay bbbb bboy bbyo bkry boab boak boar boat boba bobb bobo boby boka boko boob book boor boot bor- bora bork boro borr bort bory bota botb boto bott boty boya boyo brab brak brao brat bray brka brkb broa brob brok broo bror brot brrr bry- brya bryk bryo btaa btob btor btrt btry bttb byar byoa byob byrk byrt kaaa kaab kaak kaar kaat kaay kaba kabb kabo kabr kaby kaka kakk kako kakt kaoa kaok kaor kara karb kark karo karr kart kary kat- kata katb katk kato katr katt katy kaya kayo kayt kbaa kbab kbak kbar kbat kbay kbba kbbb kbbk kbbo kbbr kbbt kbkb kbkk kbko kbkr kbky kboa kbob kbok kboo kbot kbra kbrb kbrk kbro kbrt kbry kbta kbtb kbtk kbto kbtr kbtt kbya kbyb kbyo kbyr kkaa kkar kkat kkay kkba kkbb kkbo kkbr kkbt kkkk kkoa kkob kkoo kkor kkot kkoy kkrb kkrk kkro kkrr kkrt kktk kkty kkya kkyy koab koak koar koay koba kobb kobk kobo kobr koby koka kokb kokk koko kokr koky koob kook kooo koor koot kora korb kork koro korr kort kota kotb kotk koto kotr kott koty koya koyo koyt koyy krab krak krar krat kray krba krbb krbk krbr krbt krka krkk krko krkr krky kroa krob krok kroo kror kroy krrb krrk krro krrr krrt krry krta krtk krto krtr krty kryk kryo kryy ktaa ktak ktao ktar ktat ktba ktbb ktbr ktbt ktby ktkb ktkk ktko ktkr ktkt ktob ktok ktoo ktor ktot ktoy ktrb ktrk ktro ktrr ktrt ktry kttk ktto kttr kttt ktty ktyr kyaa kyak kyar kyat kyay kyba kybb kybo kybr kyby kyka kykk kykr kyky kyok kyoo kyor kyot kyoy kyra kyrk kyro kyto kytt kyty kyya kyyk kyyo kyyt kyyy oaky oara oary oaty obak obay obba obbo obby obkb obok obor obot oboy obra obro okak okay okby okka okko okok okor okot okra okro okta okto okyo ooaa ooak ooba ooby ooky oooo oora oort oory ootb ooty orab orak orao orar orat oray orba orbb orbo orby orka orko oro- orok oror orot oroy orra orro orry orta orto orya otak otar otay oto- otok otoo otor otoy otra otro otry otta otto otyr oyak raab raak raat raba rabb rabk rabo raby raka rakk rakt raob raok rara rarb rark raro rary rata ratk rato ratt raty raya rayk rayr rayt rbbb rbbr roab roak roar roat rob- roba robb robo robt roby roka rokk roko rokr roky roob rook roor root rora rork roro rort rory rota rotk roto rotr rott roty roya royt rrat rrrr ryat ryba ryob ryot rytt ryyt taa- taar taat taba tabb tabo taby taka takk tako takt taky taoa taor tara tarb tark taro tarr tart tary tata tatb tato tatr tatt taty taya tayk tayo tayt tayy tbar tbrb tbta to-y toab toat toay toba tobo tobt toby toka toko toky tooa took toor toot tora tork toro torr tort tory tota toto totr tott toty toya toyb toyo toyt traa trab trak trao trat tray troa troo trot troy trra trtr try- trya tryb tryo ttab ttbb ttoy tttt tyar tybo tyr- tyra tyro tyrr tyta tyto tytt tyty yaak yaar yaba yabo yaka yako yara yarb yark