a-a a-b aaa aab aad aae aah aak aam aao ab- aba abb abd abe abh abk abm abo ad- ada adb add ade adh adk adm ado aea aeb aed aee aeh aek aem aeo aha ahb ahd ahe ahh ahk ahm aho aka akb akd ake akh akk akm ako ama amb amd ame amh amk amm amo aoa aob aod aoe aoh aok aom aoo baa bab bad bae bah bak bam bao bba bbb bbd bbe bbh bbk bbm bbo bda bdb bdd bde bdh bdk bdm bdo be- bea beb bed bee beh bek bem beo bha bhb bhd bhe bhh bhk bhm bho bka bkb bke bkk bkm bko bma bmb bmd bme bmh bmk bmm bmo boa bob bod boe boh bok bom boo daa dab dad dae dah dak dam dao dba dbb dbd dbe dbh dbk dbm dbo dda ddb ddd dde ddh ddk ddm ddo de- dea deb ded dee deh dek dem deo dh- dha dhb dhd dhe dhh dhk dhm dho dka dkb dke dkk dkm dko dma dmb dmd dme dmh dmk dmm dmo doa dob dod doe doh dok dom doo eaa eab ead eae eah eak eam eao eba ebb ebd ebe ebh ebk ebm ebo ed- eda edb edd ede edh edk edm edo eea eeb eed eee eek eem eeo eha ehb ehd ehe ehh ehm eho eka ekb ekd eke ekh eko em- ema emb emd eme emh emk emm emo eo- eoa eob eod eoe eoh eok eom eoo haa hab had hae hah hak ham hao hba hbb hbd hbe hbh hbk hbm hbo hda hdb hdd hde hdh hdk hdm hdo he- hea heb hed hee heh hek hem heo hha hhb hhd hhe hhh hhk hhm hho hka hkb hkd hkh hkk hkm hko hma hmb hmd hme hmh hmk hmm hmo hoa hob hod hoe hoh hok hom hoo ka- kaa kab kad kae kah kak kam kao kba kbb kbd kbe kbh kbk kbm kbo kda kdb kde kdh kdk kdm kdo ke- kea keb ked kee keh kek kem keo kha khe khh khk khm kho kkb kke kkh kkk kkm kma kmb kmd kme kmh kmk kmm kmo koa kob kod koe koh kok kom koo m-o maa mab mad mae mah mak mam mao mba mbb mbd mbe mbh mbk mbm mbo mda mdb mdd mde mdh mdk mdm mdo mea meb med mee meh mek mem meo mha mhd mhh mhk mhm mho mka mkb mkd mke mkh mkk mkm mko mma mmb mmd mme mmh mmk mmm mmo moa mob mod moe moh mok mom moo oaa oab oad oae oah oak oam oao ob- oba obb obd obe obh obk obm obo oda odb odd ode odh odm odo oea oeb oed oee oeh oem oeo oha ohd ohe ohh ohm oho oka okb okd oke okk oko om- oma omb omd ome omh omm omo oo- ooa oob ood ooh ook oom ooo