a-a a-b a-q aaa aab aad aam aao aaq aas aau ab- aba abb abd abm abo abq abs abu ad- ada adb add adm ado adq ads adu ama amb amd amm amo amq ams amu aoa aob aod aom aoo aos aou aqa aqm aqo aqs as- asa asb asd asm aso asq ass asu au- aua aub aud aum auo aus b-u baa bab bad bam bao baq bas bau bba bbb bbd bbm bbo bbq bbs bbu bda bdb bdd bdm bdo bdq bds bdu bma bmb bmd bmm bmo bmq bms bmu boa bob bod bom boo boq bos bou bqd bsa bsb bsd bsm bso bss bsu bua bub bud bum buo bus buu daa dab dad dam dao daq das dau dba dbb dbd dbm dbo dbq dbs dbu dda ddb ddd ddm ddo ddq dds ddu dma dmb dmd dmm dmo dms dmu doa dob dod dom doo doq dos dou dqa dqs dsa dsb dsd dsm dso dsq dss dsu dua dub dud dum duo dus m-o maa mab mad mam mao mas mau mba mbb mbd mbm mbo mbq mbs mbu mda mdb mdd mdm mdo mdq mds mdu mma mmb mmd mmm mmo mms mmu moa mob mod mom moo mos mou mqa mqb msa msb msd msm mso msq mss msu mua mub mud mum mus muu oaa oab oad oam oao oaq oas oau ob- oba obb obd obm obo obs obu oda odb odd odm odo ods odu om- oma omb omd omm omo oms omu oo- ooa oob ood oom ooo oos oqb oqo os- osa osb osd osm oso osq oss osu ou- oua oud oum ouo ous qaa qad qam qas qau qba qbd qbq qbs qda qdb qds qma qms qmu qom qoo qos qqq qqu qsa qsd qsm qso qu- qua qud qum quo qus saa sab sad sam sao saq sas sau sba sbb sbd sbm sbo sbq sbs sbu sda sdb sdd sdm sdo sdq sds sdu sma smb smd smm smo sms smu soa sob sod som soo soq sos sou sqa sqd sqm sqq sqs ss- ssa ssb ssd ssm sso ssq sss ssu sua sub sud sum suo suq sus suu ua- uaa uab uad uam uao uaq uas uau uba ubb ubo ubs ubu uda udb udd udm udo uds udu um- uma umb umd umm umo ums umu uoa uob uod uom uoo uos usa usb usd usm uso uss usu uua uum uus uuu