-er -th a-a a-b a-t aaa aab aad aae aah aak aam aao aar aat ab- aba abb abd abe abh abk abm abo abr abt ad- ada adb add ade adh adk adm ado adr adt aea aeb aed aee aeh aek aem aeo aer aet aha ahb ahd ahe ahh ahk ahm aho ahr aht aka akb akd ake akh akk akm ako akr ama amb amd ame amh amk amm amo amr amt aoa aob aod aoe aoh aok aom aoo aor aot ar- ara arb ard are arh ark arm aro arr art at- ata atb atd ate ath atm ato atr att baa bab bad bae bah bak bam bao bar bat bba bbb bbd bbe bbh bbk bbm bbo bbr bbt bda bdb bdd bde bdh bdk bdm bdo bdr bdt be- bea beb bed bee beh bek bem beo ber bet bha bhb bhd bhe bhh bhk bhm bho bhr bht bka bkb bke bkk bkm bko bkr bkt bma bmb bmd bme bmh bmk bmm bmo bmr bmt boa bob bod boe boh bok bom boo bor bot bra brb brd bre brh brk brm bro brr brt bta btb btd bte bth btk btm bto btr btt daa dab dad dae dah dak dam dao dar dat dba dbb dbd dbe dbh dbk dbm dbo dbr dbt dda ddb ddd dde ddh ddk ddm ddo ddr ddt de- dea deb ded dee deh dek dem deo der det dh- dha dhb dhd dhe dhh dhk dhm dho dhr dht dka dkb dke dkk dkm dko dkr dkt dma dmb dmd dme dmh dmk dmm dmo dmr dmt doa dob dod doe doh dok dom doo dor dot dra drb drd dre drk drm dro drr drt dta dtb dtd dte dth dtk dtm dto dtr dtt eaa eab ead eae eah eak eam eao ear eat eba ebb ebd ebe ebh ebk ebm ebo ebr ebt ed- eda edb edd ede edh edk edm edo edr edt eea eeb eed eee eek eem eeo eer eet eha ehb ehd ehe ehh ehm eho ehr eht eka ekb ekd eke ekh eko ekr ekt em- ema emb emd eme emh emk emm emo emr emt eo- eoa eob eod eoe eoh eok eom eoo eor eot era erb erd ere erh erk erm ero err ert eta etb etd ete eth etk etm eto etr ett haa hab had hae hah hak ham hao har hat hba hbb hbd hbe hbh hbk hbm hbo hbr hbt hda hdb hdd hde hdh hdk hdm hdo hdr hdt he- hea heb hed hee heh hek hem heo her het hha hhb hhd hhe hhh hhk hhm hho hhr hht hka hkb hkd hkh hkk hkm hko hkr hkt hma hmb hmd hme hmh hmk hmm hmo hmr hmt hoa hob hod hoe hoh hok hom hoo hor hot hr- hra hrb hrd hre hrh hrk hrm hro hrr hrt hta htb htd hte hth htk htm hto htr htt k-t ka- kaa kab kad kae kah kak kam kao kar kat kba kbb kbd kbe kbh kbk kbm kbo kbr kda kdb kde kdh kdk kdm kdo kdr kdt ke- kea keb ked kee keh kek kem keo ker ket kha khe khh khk khm kho khr kkb kke kkh kkk kkm kkr kkt kma kmb kmd kme kmh kmk kmm kmo kmt koa kob kod koe koh kok kom koo kor kot kra krd krk kro krr krt kta ktb kte kth ktk ktm kto ktr ktt m-o m-r maa mab mad mae mah mak mam mao mar mat mba mbb mbd mbe mbh mbk mbm mbo mbr mbt mda mdb mdd mde mdh mdk mdm mdo mdr mdt mea meb med mee meh mek mem meo mer met mha mhd mhh mhk mhm mho mhr mht mka mkb mkd mke mkh mkk mkm mko mkr mkt mma mmb mmd mme mmh mmk mmm mmo mmr mmt moa mob mod moe moh mok mom moo mor mot mra mrb mrd mre mrh mrk mrm mro mrr mrt mta mtb mtd mte mth mtk mtm mto mtr mtt oaa oab oad oae oah oak oam oao oar oat ob- oba obb obd obe obh obk obm obo obr obt oda odb odd ode odh odm odo odr odt oea oeb oed oee oeh oem oeo oer oet oha ohd ohe ohh ohm oho ohr oht oka okb okd oke okk oko okr om- oma omb omd ome omh omm omo omr omt oo- ooa oob ood ooh ook oom ooo oor oot or- ora orb ord ore orh ork orm oro orr ort ot- ota otb otd ote oth otk otm oto otr ott ra- raa rab rad rae rah rak ram rao rar rat rba rbb rbd rbe rbh rbk rbm rbo rbr rbt rda rdb rdd rde rdh rdm rdo rdr rdt re- rea reb red ree reh rek rem reo rer ret rh- rha rhb rhd rhe rhh rhm rho rhr rht rkb rke rkk rkm rko rkt rma rmb rmd rme rmh rmm rmo rmr rmt roa rob rod roe roh rok rom roo ror rot rra rrb rrd rrh rrk rrm rrr rrt rta rtb rtd rte rtk rtm rto rtr rtt taa tab tad tae tah tak tam tao tar tat tba tbb tbd tbe tbh tbk tbm tbo tbr tbt tda tdb tdd tde tdh tdk tdm tdo tdr tdt te- tea teb ted tee teh tek tem teo ter tet th- tha thb thd the thh thk thm tho thr tht tka tkb tke tkk tkm tko tkr tkt tma tmb tmd tme tmh tmk tmm tmo tmr tmt to- toa tob tod toe toh tok tom too tor tot tra trb trd tre trh trk trm tro trr trt tta ttb ttd tte tth ttk ttm tto ttr ttt

a-ak a-be a-do a-ha a-ok aaaa aaab aaad aaae aaah aaam aaar aaba aabb aabd aabh