a-a a-b a-t aaa aab aaf aan aao aas aat aau ab- aba abb abf abn abo abs abt abu af- afa afb aff afn afo afs aft afu an- ana anb anf ann ano ans ant anu aoa aob aof aon aoo aos aot aou as- asa asb asf asn aso ass ast asu at- ata atb atf atn ato ats att atu au- aua aub auf aun auo aus aut b-u baa bab baf ban bao bas bat bau bba bbb bbf bbn bbo bbs bbt bbu bfa bfb bff bfn bfo bfs bft bfu bna bnb bnf bnn bno bns bnt bnu boa bob bof bon boo bos bot bou bsa bsb bsf bsn bso bss bst bsu bta btb btf btn bto bts btt btu bua bub buf bun buo bus but buu faa fab faf fan fao fas fat fau fba fbb fbf fbn fbo fbs fbt fbu ffa fff ffn ffo ffs fft ffu fna fnb fnf fnn fns fnt fnu foa fob fof fon foo fos fot fou fsa fsb fsf fsn fso fss fst fsu fta ftb ftf ftn fto fts ftt ftu fua fub fuf fun fuo fus fut fuu naa nab naf nan nao nas nat nau nba nbb nbf nbn nbo nbs nbt nbu nfa nfb nff nfn nfo nfs nft nfu nna nnb nnf nnn nno nns nnt nnu no- noa nob nof non noo nos not nou nsa nsb nsf nsn nso nss nst nsu nta ntb ntf ntn nto nts ntt ntu nua nub nun nuo nus nut nuu oaa oab oaf oan oao oas oat oau ob- oba obb obf obn obo obs obt obu of- ofa ofb off ofn ofo ofs oft ofu on- ona onb onf onn ono ons ont onu oo- ooa oob oof oon ooo oos oot os- osa osb osf osn oso oss ost osu ot- ota otb otf otn oto ots ott otu ou- oua ouf oun ouo ous out saa sab saf san sao sas sat sau sba sbb sbf sbn sbo sbs sbt sbu sfa sfb sff sfn sfo sfs sft sfu sna snb snf snn sno sns snt snu soa sob sof son soo sos sot sou ss- ssa ssb ssf ssn sso sss sst ssu sta stb stf stn sto sts stt stu sua sub suf sun suo sus sut suu taa tab taf tan tao tas tat tau tba tbb tbf tbn tbo tbs tbt tbu tfa tfb tff tfn tfo tfs tft tfu tna tnb tnf tnn tno tns tnt to- toa tob tof ton too tos tot tou tsa tsb tsf tsn tso tss tst tsu tta ttb ttf ttn tto tts ttt ttu tua tub tuf tun tuo tus tut tuu ua- uaa uab uaf uan uao uas uat uau uba ubb ubf ubn ubo ubs ubt ubu ufa uff ufn ufo ufs uft ufu un- una unb unf unn uno uns unt unu uoa uob uon uoo uos uot usa usb usf usn uso uss ust usu uta utb utf utn uto uts utt utu uua uun uus uut uuu

-ana -ous a-fu a-un aaaa aaab aaaf aaan aaas aaba aabb aabt aafa aafb aaff aana aaon aaoo aasa aasf aass aast aasu aata aatf aatt aaus abaa abab abaf aban abas abat abau abb- abba abbb abbo abbs abbt abff abnu aboa abob abof abon aboo abos abot abou abs- absa absf abss absu abta abts abtu abua abuf abun abus abut afaa afan afao afat afbs affa affo affs afft afoa afoo afsa afsb afst afta aftn afts afua afus ana- anaa anab anan anao anas anat anau anba anbb anbo anbu anfa anfo anna annb anno anns annt ano- anoa anon anos ansa ansf anso ansu ant- anta anto ants antt antu anua anub anuf anun anus anut aoba aonb aono aont aoss aotf aouf aoun aous aout asaa asab asaf asan asao asas asat asau asba asbo asbu asfa asno asob asof ason asos asot asou assa assn asso asss asst assu asta astb asto asts asub asun asus at-t ataa atab atan atas atat atbs atfb atfs atna atno atns atob atof aton atos atot atsb atst atta attn atto atts attu atua atub atun atus auaa aufs auna aunt ausa aust ausu aut- auto auts baaa baaf baan baas baat baba babb babo babs babu baff bafo baft bana bann bano bans bant banu baon baos basa basf baso bass bast basu bata batf batn bato bats batt batu bau- bauf bbas bbau bbbb bbbs bbfn bfas bffs bfta bfts bftt bnas bnss bnta boab boan boas boat boba bobb bobo bobs bobu bofa boff bofs bofu bona bonn bono bons bont bonu boob boof boon boos boot bosa bosn boso boss bost bosu bota botb botn boto bots bott boua bouf boun bous bout bsaa bsas bsat bsfa bsff bsfs bsns bson bsos bsts btaa btaf btan btob btss bttb btus buat buba bubb bubo bubs bubu buff bufo buna bunb bunn buno buns bunt bunu buon busa buss bust busu but- buta buto buts butt buus faaa faan faas faba fabo fabs fabu fafa faff fafo fana fano fans fant fanu faon fasa fasn faso fass fast fata fatf fato fats fatt faun faut fbus ffff ffsa ffss fftf ffun fnta fntb fnuf foaf foan foba fobs fobt fofo fono fons font foof foon foos foot fosa fosb foso foss fost fota foto fots fott foua foun fous fout fsas fsfo fssa fssf fsta ftan ftos ftsa ftub fuat fubb fubs fubu fuff fufu funa funf funs funt fusa fuso fuss fust fusu futa futo futs futu naaa naab naan naas naat naba nabf nabo nabs nabu nafa naff nafo nafs nan- nana nanb nann nano nans nant nanu naos naot nas- nasa nasb nasf naso nass nast nasu nata nato nats natt natu nauo naus naut nbaa nbaf nbas nbbo nbfa nbuf nfaa nfas nfat nfff nfon nfsu nfta nfto nnnn