a-a a-b aaa aab aad aan aar aas aau ab- aba abb abd abn abr abs abu ad- ada adb add adn adr ads adu an- ana anb and ann anr ans anu ar- ara arb ard arn arr ars aru as- asa asb asd asn asr ass asu au- aua aub aud aun aur aus b-u baa bab bad ban bar bas bau bba bbb bbd bbn bbr bbs bbu bda bdb bdd bdr bds bdu bna bnb bnd bnn bnr bns bnu bra brb brd brn brr brs bru bsa bsb bsd bsn bsr bss bsu bua bub bud bun bur bus buu daa dab dad dan dar das dau dba dbb dbd dbn dbr dbs dbu dda ddb ddd ddn ddr dds ddu dna dnb dnd dnn dnr dns dra drb drd drn drr drs dru dsa dsb dsd dsn dsr dss dsu dua dub dud dun dur dus naa nab nad nan nar nas nau nba nbb nbd nbn nbr nbs nbu nda ndb ndd ndn ndr nds ndu nna nnb nnn nns nnu nra nrb nrd nrn nrr nrs nru nsa nsb nsd nsn nsr nss nsu nua nub nud nun nur nus nuu ra- raa rab rad ran rar ras rau rba rbb rbd rbn rbr rbs rbu rda rdb rdd rdn rdr rds rdu rna rnb rnd rnn rnr rns rnu rra rrb rrd rrn rrr rrs rru rsa rsb rsd rsn rsr rss rsu rua rub rud run rur rus ruu saa sab sad san sar sas sau sba sbb sbd sbn sbr sbs sbu sda sdb sdd sdn sdr sds sdu sna snb snd snn snr sns snu sr- sra srb srd srn srr srs ss- ssa ssb ssd ssn ssr sss ssu sua sub sud sun sur sus suu ua- uaa uab uad uan uar uas uau uba ubb ubn ubr ubs ubu uda udb udd udn udr uds udu un- una unb und unn unr uns unu ur- ura urb urd urn urr urs uru usa usb usd usn usr uss usu uua uun uur uus uuu

-ana a-un aaaa aaab aaad aaan aaar aaas aaba aabb aabd aada aads aadu aana aand aara aard aars aaru aasa aasd aass aasu aaus abaa abab abad aban abar abas abau abb- abba abbb abbr abbs abda abdu abnu abra abrs abs- absa absd abss absu abua abud abun abus adaa adab adad adan adar adas adba adda addd addn addr adds addu adna adns adra adrs adsa adsr adss adua adub adun adur ana- anaa anab anad anan anar anas anau anba anbb anbu and- anda andr ands anna annb anns ansa ansd ansu anua anub anun anus arab arad aran arar aras arau arba arbs arda ards ardu arna arnd arns arr- arra arrr arrs arru ars- arsa arsd arsu arua arub arud arun asaa asab asad asan asar asas asau asba asbu asda asds asra asrs asru assa assd assn assr asss assu asub asud asun asur asus auaa auna aur- aura aurd ausa ausd ausu baaa baad baan baar baas baba babb babr babs babu bada badb badd badr bads badu bana band bann banr bans banu bar- bara barb bard barn barr bars baru basa bass basu bau- baud baur bbad bbas bbau bbbb bbbs bbdd bd-r bdna bdsd bnas bnrr bnss brab brad bran bras brau brda brds brna brns brrr brrs brsb brsr brud brun brus bsaa bsas bsbd bsnd bsns bsra bsrd bssd buad buar buba bubb bubs bubu buda budb budd buds budu buna bunb bund bunn buns bunu bur- bura burb burd burn burr burs buru busa buss busu buus d-na daab daad daan daar daas daau daba dabb dabs dabu dada dads dadu dana dand dann danr dans danu dara darb dard darn darr dars daru dasa dasb dasd dass daub daud daun daur daus dbar dbas dbrn dbrs dbsa dbss dbus dddd ddss ddub dnaa dnab dnad dnan dnas dnsa dnus draa drab drad drar dras drau drba drda drna drra drrs drsa drua drub drus druu dsba dsda dsdr dsrr dssa dssn duaa duab duad duan duar duas dub- duba dubb dubs dubu duda dudd duds dudu duna dunn duns dura durn duru dusa duur naaa naab naad naan naar naas naba nabs nabu nada nadr nads nadu nan- nana nanb nand nann nans nanu nara nard narn narr nars naru nas- nasa nasb nasd nasr nass nasu naur naus nbaa nbad nbar nbas ndaa ndas ndau nddb ndna ndss nndb nnnn nnsa nnss nrab nras nrds nrna nrrd nrsa nsaa nsar nsds nsna nsnr nsra nsrd nssa nssb nssr nsss nsub nuan nuba nubs nuda nudd nuna nunn nuns nura nurd nurn nurr nurs nuru nuss nusu raab raad raan raas raba rabb rabs rabu rada radd radr rads radu rana rand rann rans rara rarb rars rasa rasd rass rasu raua raub raud raun raus rbbb rbbr rbbs rbds rbsd rbss rdas rdna rnas rnbr rnds rrad rras rrna rrrr rrun rsaa rsdd rsds rsna rsnn rsnr rssa rsua ruad ruan ruas ruba rubb rubs rubu ruda rudd ruds runa rund runn runs rura rurd rurs ruru rusa russ rusu ruud ruun saab saad saan saar saas saba sabb sabr sabs sabu sada sadb sadd sadr sads sadu sana sand sann sanr sans sanu sara sard sarn sarr sars saru sasa sasd sass saua saud saun saur saus sbaa sbar sbas sbbs sbds sbsa sbsd sbus sdau sdba sdds sdna sdrs sdss sdsu snab snad snar snas snba snda snns snra snrs snsd snub snur snus sras srna srnn srsd srub ssaa ssab ssan ssas ssau ssbn ssbr ssdd ssns ssra ssrs sssa sssb ssss suan suar suas sub- suba subb subd subs suda sudd suds sun- suna sunb sund sunn suns sunu sur- sura surd surn surr surs suru sus- susa susd suss susu suus uars uaru uasa uasd uaua ubar ubba ubra ubud udaa udad udar udas udau udds udra udsd udun unaa unan