a-a a-b a-c a-t aaa aab aac aad aam aao aat aau aay ab- aba abb abc abd abm abo abt abu aby ac- aca acb acc acd acm aco act acu acy ad- ada adb adc add adm ado adt adu ady ama amb amc amd amm amo amt amu amy aoa aob aoc aod aom aoo aot aou at- ata atb atc atd atm ato att atu au- aua aub auc aud aum auo aut ay- aya ayc ayd ayo ayt ayu b-u baa bab bac bad bam bao bat bau bay bba bbb bbc bbd bbm bbo bbt bbu bby bca bcb bcc bcd bcm bco bct bcu bcy bda bdb bdc bdd bdm bdo bdt bdu bdy bma bmb bmc bmd bmm bmo bmt bmu boa bob boc bod bom boo bot bou boy bta btb btc btd btm bto btt btu bty bua bub buc bud bum buo but buu buy by- bya byc byd bym byo byt byu c-- caa cab cac cad cam cao cat cau cay cba cbb cbc cbd cbm cbo cbt cbu cby cca ccb ccc ccd ccm cco cct ccu cda cdb cdc cdd cdm cdo cdt cdu cdy cma cmb cmc cmd cmm cmo cmt cmu cmy co- coa cob coc cod com coo cot cou coy cta ctb ctc ctd ctm cto ctt ctu cty cua cub cuc cud cum cuo cut cuu cuy cya cyb cyc cyd cym cyo cyt daa dab dac dad dam dao dat dau day dba dbb dbc dbd dbm dbo dbt dbu dby dca dcb dcc dcd dcm dco dct dcu dda ddb ddc ddd ddm ddo ddt ddu ddy dma dmb dmc dmd dmm dmo dmt dmu doa dob doc dod dom doo dot dou doy dta dtb dtc dtd dtm dto dtt dtu dty dua dub duc dud dum duo dut duy dy- dya dyb dyc dyd dym dyo dyu dyy m-o maa mab mac mad mam mao mat mau may mba mbb mbc mbd mbm mbo mbt mbu mc- mca mcb mcc mcd mcm mco mct mcu mda mdb mdc mdd mdm mdo mdt mdu mdy mma mmb mmc mmd mmm mmo mmt mmu moa mob moc mod mom moo mot mou moy mta mtb mtc mtd mtm mto mtt mtu mua mub muc mud mum mut muu muy my- mya myb myc myd mym myo myt myu oaa oab oac oad oam oao oat oau ob- oba obb obc obd obm obo obt obu oby oc- oca ocb occ ocd ocm oco oct ocu oda odb odc odd odm odo odt odu om- oma omb omc omd omm omo omt omu omy oo- ooa oob ooc ood oom ooo oot ot- ota otb otc otd otm oto ott otu ou- oua ouc oud oum ouo out oya oyd oyo taa tab tac tad tam tao tat tau tay tba tbb tbc tbd tbm tbo tbt tbu tca tcb tcc tcd tcm tco tct tcu tda tdb tdc tdd tdm tdo tdt tdu tdy tma tmb tmc tmd tmm tmo tmt tmu tmy to- toa tob toc tod tom too tot tou toy tta ttb ttc ttd ttm tto ttt ttu tty tua tub tuc tud tum tuo tut tuu tuy tya tyc tyd tym tyo tyt ua- uaa uab uac uad uam uao uat uau uay uba ubb ubc ubo ubt ubu uby uca ucb ucc ucd ucm uco uct ucu uda udb udc udd udm udo udt udu um- uma umb umc umd umm umo umt umu uoa uob uoc uod uom uoo uot uta utb utc utd utm uto utt utu uty uua uuc uum uut uuu uyc uyo uyu yaa yab yac yad yam yao yat yau yay ybc ybm yby yca ycc ycd yco ycu ycy yda ydo ydt ydy yma ymc ymm ymo ymt yob yoc yod yom yoo yot you yoy yta ytc ytd ytm yto ytt ytu yua yud yum yuo yut yuu yuy yyb yyc yyt yyu yyy