a-a a-b a-t aaa aab aad aao aar aat aau ab- aba abb abd abo abr abt abu ad- ada adb add ado adr adt adu aoa aob aod aoo aor aot aou ar- ara arb ard aro arr art aru at- ata atb atd ato atr att atu au- aua aub aud auo aur aut b-u baa bab bad bao bar bat bau bba bbb bbd bbo bbr bbt bbu bda bdb bdd bdo bdr bdt bdu boa bob bod boo bor bot bou bra brb brd bro brr brt bru bta btb btd bto btr btt btu bua bub bud buo bur but buu daa dab dad dao dar dat dau dba dbb dbd dbo dbr dbt dbu dda ddb ddd ddo ddr ddt ddu doa dob dod doo dor dot dou dra drb drd dro drr drt dru dta dtb dtd dto dtr dtt dtu dua dub dud duo dur dut oaa oab oad oao oar oat oau ob- oba obb obd obo obr obt obu oda odb odd odo odr odt odu oo- ooa oob ood ooo oor oot or- ora orb ord oro orr ort oru ot- ota otb otd oto otr ott otu ou- oua oud ouo our out ra- raa rab rad rao rar rat rau rba rbb rbd rbo rbr rbt rbu rda rdb rdd rdo rdr rdt rdu roa rob rod roo ror rot rou rra rrb rrd rrr rrt rru rta rtb rtd rto rtr rtt rtu rua rub rud ruo rur rut ruu taa tab tad tao tar tat tau tba tbb tbd tbo tbr tbt tbu tda tdb tdd tdo tdr tdt tdu to- toa tob tod too tor tot tou tra trb trd tro trr trt tru tta ttb ttd tto ttr ttt ttu tua tub tud tuo tur tut tuu ua- uaa uab uad uao uar uat uau uba ubb ubo ubr ubt ubu uda udb udd udo udr udt udu uoa uob uod uoo uor uot ur- ura urb urd uro urr urt uru uta utb utd uto utr utt utu uua uur uut uuu

a-do aaaa aaab aaad aaar aaba aabb aabd aabt aada aadt aadu aaoo aara aard aaro aart aaru aata aatt abaa abab abad abar abat abau abb- abba abbb abbo abbr abbt abda abdo abdu aboa abob abod aboo abor abot abou abra abro abta abtu abua abud abut adaa adab adad adao adar adat adba adda addd addo addr addu adob adod adoo ador adot adra adro adta adua adub adur aoba aora aorb aort aotd aout arab arad arar arat arau arba arda ardo ardu aroa arob arod aroo aror arr- arra arro arrr arrt arru arta arto artr arua arub arud arut at-t ataa atab atad atar atat atdt atob atod ator atot atra atro atru atta atto attr attu atua atub atur auaa audo aur- aura aurd auro aut- auto baaa baad baar baat baba babb babo babr babu bada badb badd bado badr badu bar- bara barb bard baro barr bart baru bata bato batt batu bau- baud baur bbad bbau bbbb bbdd bbdo bd-r boab boad boar boat boba bobb bobo bobu boda bodb bodo bodu boob bood boor boot bor- bora bord boro borr bort boru bota botb botd boto bott boua boud bour bout brab brad brao brat brau brda brdo brdt broa brob brod broo bror brot brou brrr brud brut btaa btdt btob btor btrt bttb buad buar buat buba bubb bubo bubu buda budb budd budo budu bur- bura burb burd buro burr burt buru but- buta buto butt d-bo daab daad daar daau daba dabb dabo dabt dabu dada dado dadu daou dara darb dard daro darr dart daru data dato datr datt datu daub daud daur daut dbar dbtt dddd ddot ddub doab doar doat doba dobb dobu dod- doda dodd dodo doob dood door doot dora dord doro dorr dort doru dota dotd doto dott doub doud dour dout draa drab drad drar drat drau drba drda drob drod drot drou drra drua drub drut druu dtaa dtor dtot duaa duab duad duar duat dub- duba dubb dubu duda dudd dudo dudu duo- dura duro durt duru duta duur duut oaau oara obad obba obbo obdt obor obot obra obro obtd odbo odda oddd odoo odor odot odou odra odtu odur ooaa ooba ooda oooo oora oord oort ootb orab orad orao orar orat orba orbb orbo orbu orda ordo ordu oro- oror orot orra orro orta orto orub otar otbd oto- otoo otor otra otro otta otto ottu otur ouad ouat our- oura ouro ourt out- outa outb outo ouu- raab raad raat raba rabb rabo rabu rada radd rado radr radt radu raob rara rarb raro rata rato ratt ratu raua raub raud raut rbbb rbbr roab road roar roat rob- roba robb robo robt robu roda rodd rodo roob rood roor root rora roro rort roru rota roto rotr rott roua roub roud rout rrad rrat rrrr rtdt ruad ruba rubb rubu ruda rudd rudo rura rurd ruro ruru ruta ruto rutt rutu ruud taa- taar taat taba tabb tabo tabu tada tado taoa taor taou tara tarb tard taro tarr tart taru tata tatb tato tatr tatt tatu taua taub taur taut tbar tbrb tbta tddb tdor tdra toab toad toat toau toba tobo tobt tobu toda todd todo todt todu tooa tood toor toot tora tord toro torr tort toru tota totd toto totr tott tour tout traa trab trad trao trat trau troa trod troo trot trou trra trtr trub trud trut truu ttab ttbb tttt tuao tuar tuat tuba tubb tubo tubr tubu tudu tuor tura turb turd turo turr turt turu tuta tuto tutt tutu tuuo uart uaru uata uatu uaua ubar ubba ubbo ubod ubra ubud udaa udad udar udau udoo udot udra uor- urad urao urat urau urba urda urdu uro- uroa uroo urra urur urut utau utor utto uttu uuta uuuu

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