a-a a-b a-t aaa aab aad aaf aam aao aas aat aau ab- aba abb abd abf abm abo abs abt abu ad- ada adb add adf adm ado ads adt adu af- afa afb afd aff afm afo afs aft afu ama amb amd amf amm amo ams amt amu aoa aob aod aof aom aoo aos aot aou as- asa asb asd asf asm aso ass ast asu at- ata atb atd atf atm ato ats att atu au- aua aub aud auf aum auo aus aut b-u baa bab bad baf bam bao bas bat bau bba bbb bbd bbf bbm bbo bbs bbt bbu bda bdb bdd bdf bdm bdo bds bdt bdu bfa bfb bfd bff bfm bfo bfs bft bfu bma bmb bmd bmf bmm bmo bms bmt bmu boa bob bod bof bom boo bos bot bou bsa bsb bsd bsf bsm bso bss bst bsu bta btb btd btf btm bto bts btt btu bua bub bud buf bum buo bus but buu daa dab dad daf dam dao das dat dau dba dbb dbd dbf dbm dbo dbs dbt dbu dda ddb ddd ddf ddm ddo dds ddt ddu dfa dfb dfd dff dfm dfo dfs dft dfu dma dmb dmd dmf dmm dmo dms dmt dmu doa dob dod dof dom doo dos dot dou dsa dsb dsd dsf dsm dso dss dst dsu dta dtb dtd dtf dtm dto dts dtt dtu dua dub dud duf dum duo dus dut faa fab fad faf fam fao fas fat fau fba fbb fbd fbf fbm fbo fbs fbt fbu fda fdb fdd fdf fdm fdo fds fdt fdu ffa ffd fff ffm ffo ffs fft ffu fma fmb fmd fmf fmm fmo fms fmt fmu foa fob fof fom foo fos fot fou fsa fsb fsd fsf fsm fso fss fst fsu fta ftb ftd ftf ftm fto fts ftt ftu fua fub fud fuf fum fuo fus fut fuu m-f m-o maa mab mad maf mam mao mas mat mau mba mbb mbd mbf mbm mbo mbs mbt mbu mda mdb mdd mdf mdm mdo mds mdt mdu mfa mfb mfd mff mfm mfo mfs mft mfu mma mmb mmd mmf mmm mmo mms mmt mmu moa mob mod mof mom moo mos mot mou msa msb msd msf msm mso mss mst msu mta mtb mtd mtf mtm mto mts mtt mtu mua mub mud muf mum mus mut muu oaa oab oad oaf oam oao oas oat oau ob- oba obb obd obf obm obo obs obt obu oda odb odd odf odm odo ods odt odu of- ofa ofb ofd off ofm ofo ofs oft ofu om- oma omb omd omf omm omo oms omt omu oo- ooa oob ood oof oom ooo oos oot os- osa osb osd osf osm oso oss ost osu ot- ota otb otd otf otm oto ots ott otu ou- oua oud ouf oum ouo ous out saa sab sad saf sam sao sas sat sau sba sbb sbd sbf sbm sbo sbs sbt sbu sda sdb sdd sdf sdm sdo sds sdt sdu sfa sfb sfd sff sfm sfo sfs sft sfu sma smb smd smf smm smo sms smt smu soa sob sod sof som soo sos sot sou ss- ssa ssb ssd ssf ssm sso sss sst ssu sta stb std stf stm sto sts stt stu sua sub sud suf sum suo sus sut suu taa tab tad taf tam tao tas tat tau tba tbb tbd tbf tbm tbo tbs tbt tbu tda tdb tdd tdf tdm tdo tds tdt tdu tfa tfb tfd tff tfm tfo tfs tft tfu tma tmb tmd tmf tmm tmo tms tmt tmu to- toa tob tod tof tom too tos tot tou tsa tsb tsd tsf tsm tso tss tst tsu tta ttb ttd ttf ttm tto tts ttt ttu tua tub tud tuf tum tuo tus tut tuu ua- uaa uab uad uaf uam uao uas uat uau uba ubb ubf ubo ubs ubt ubu uda udb udd udf udm udo uds udt udu ufa ufd uff ufm ufo ufs uft ufu um- uma umb umd umf umm umo ums umt umu uoa uob uod uom uoo uos uot usa usb usd usf usm uso uss ust usu uta utb utd utf utm uto uts utt utu uua uum uus uut uuu

-ous a-do a-fu aaaa aaab aaad aaaf aaam aaas aaba aabb aabd aabm aabt aada aads aadt aadu aafa aafb aafd aaff aama aamb aamd aamo aams aaoo aasa aasd aasf aasm aass aast aasu aata aatf aatt aaus abaa abab abad abaf abam abas abat abau abb- abba abbb abbo abbs abbt abda abdo abdu abff abma abmb abms abmt aboa abob abod abof aboo abos abot abou abs- absa absd absf abss absu abta abts abtu abua abud abuf abum abus abut adaa adab adad adam adao adas adat adba adda addd addo adds addu adfa adfs adma admb adms adob adod adoo ados adot adsa adsm adso adss adst adta adts adua adub afaa afad afam afao afat afbs afdb affa affo affs afft afma afoa afoo afsa afsb afsm afst afta afts afua afud afus amaa amad amam amas amat amb- amba ambo ambs ambu amda amdo amds amdt amfm amm- amma ammo ammu amob amod amof amoo amos amot amou amsa amsd amso amss amst amta amto amts amua amud amum aoba aoma aosd aoss aotd aotf aouf aous aout asaa asab asad asaf asam asao asas asat asau asba asbm asbo asbu asda asdf asdo asds asfa asma asmd asmf asmm asms asmt asob asod asof asom asos asot asou assa assd asso asss asst assu asta astb astm asto asts asub asud asum asus at-t ataa atab atad atas atat atbs atdt atfb atfs atm- atma atmo atms atmu atob atod atof atom atos atot atsb atst atta atto atts attu atua atub atum atus auaa audo aufs