a-a a-b a-t aaa aab aad aam aan aao aas aat aau ab- aba abb abd abm abn abo abs abt abu ad- ada adb add adm adn ado ads adt adu ama amb amd amm amn amo ams amt amu an- ana anb and anm ann ano ans ant anu aoa aob aod aom aon aoo aos aot aou as- asa asb asd asm asn aso ass ast asu at- ata atb atd atm atn ato ats att atu au- aua aub aud aum aun auo aus aut b-u baa bab bad bam ban bao bas bat bau bba bbb bbd bbm bbn bbo bbs bbt bbu bda bdb bdd bdm bdo bds bdt bdu bma bmb bmd bmm bmn bmo bms bmt bmu bna bnb bnd bnn bno bns bnt bnu boa bob bod bom bon boo bos bot bou bsa bsb bsd bsm bsn bso bss bst bsu bta btb btd btm btn bto bts btt btu bua bub bud bum bun buo bus but buu daa dab dad dam dan dao das dat dau dba dbb dbd dbm dbn dbo dbs dbt dbu dda ddb ddd ddm ddn ddo dds ddt ddu dma dmb dmd dmm dmn dmo dms dmt dmu dna dnb dnd dnm dnn dno dns dnt doa dob dod dom don doo dos dot dou dsa dsb dsd dsm dsn dso dss dst dsu dta dtb dtd dtm dtn dto dts dtt dtu dua dub dud dum dun duo dus dut m-o maa mab mad mam man mao mas mat mau mba mbb mbd mbm mbo mbs mbt mbu mda mdb mdd mdm mdn mdo mds mdt mdu mma mmb mmd mmm mmn mmo mms mmt mmu mna mnb mnm mnn mno mns mnt mnu moa mob mod mom mon moo mos mot mou msa msb msd msm msn mso mss mst msu mta mtb mtd mtm mtn mto mts mtt mtu mua mub mud mum mun mus mut muu naa nab nad nam nan nao nas nat nau nba nbb nbd nbm nbn nbo nbs nbt nbu nda ndb ndd ndm ndn ndo nds ndt ndu nma nmb nmd nmm nmn nmo nms nmt nmu nna nnb nnm nnn nno nns nnt nnu no- noa nob nod nom non noo nos not nou nsa nsb nsd nsm nsn nso nss nst nsu nta ntb ntd ntm ntn nto nts ntt ntu nua nub nud num nun nuo nus nut nuu oaa oab oad oam oan oao oas oat oau ob- oba obb obd obm obn obo obs obt obu oda odb odd odm odn odo ods odt odu om- oma omb omd omm omn omo oms omt omu on- ona onb ond onn ono ons ont onu oo- ooa oob ood oom oon ooo oos oot os- osa osb osd osm osn oso oss ost osu ot- ota otb otd otm otn oto ots ott otu ou- oua oud oum oun ouo ous out saa sab sad sam san sao sas sat sau sba sbb sbd sbm sbn sbo sbs sbt sbu sda sdb sdd sdm sdn sdo sds sdt sdu sma smb smd smm smn smo sms smt smu sna snb snd snm snn sno sns snt snu soa sob sod som son soo sos sot sou ss- ssa ssb ssd ssm ssn sso sss sst ssu sta stb std stm stn sto sts stt stu sua sub sud sum sun suo sus sut suu taa tab tad tam tan tao tas tat tau tba tbb tbd tbm tbn tbo tbs tbt tbu tda tdb tdd tdm tdn tdo tds tdt tdu tma tmb tmd tmm tmn tmo tms tmt tmu tna tnb tnd tnm tnn tno tns tnt to- toa tob tod tom ton too tos tot tou tsa tsb tsd tsm tsn tso tss tst tsu tta ttb ttd ttm ttn tto tts ttt ttu tua tub tud tum tun tuo tus tut tuu ua- uaa uab uad uam uan uao uas uat uau uba ubb ubn ubo ubs ubt ubu uda udb udd udm udn udo uds udt udu um- uma umb umd umm umn umo ums umt umu un- una unb und unm unn uno uns unt unu uoa uob uod uom uon uoo uos uot usa usb usd usm usn uso uss ust usu uta utb utd utm utn uto uts utt utu uua uum uun uus uut uuu