-er a-a a-t aaa aae aak aam aao aar aat aea aee aek aem aeo aer aet aka ake akk akm ako akr ama ame amk amm amo amr amt aoa aoe aok aom aoo aor aot ar- ara are ark arm aro arr art at- ata ate atm ato atr att eaa eae eak eam eao ear eat eea eee eek eem eeo eer eet eka eke eko ekr ekt em- ema eme emk emm emo emr emt eo- eoa eoe eok eom eoo eor eot era ere erk erm ero err ert eta ete etk etm eto etr ett k-t ka- kaa kae kak kam kao kar kat ke- kea kee kek kem keo ker ket kke kkk kkm kkr kkt kma kme kmk kmm kmo kmt koa koe kok kom koo kor kot kra krk kro krr krt kta kte ktk ktm kto ktr ktt m-o m-r maa mae mak mam mao mar mat mea mee mek mem meo mer met mka mke mkk mkm mko mkr mkt mma mme mmk mmm mmo mmr mmt moa moe mok mom moo mor mot mra mre mrk mrm mro mrr mrt mta mte mtk mtm mto mtr mtt oaa oae oak oam oao oar oat oea oee oem oeo oer oet oka oke okk oko okr om- oma ome omm omo omr omt oo- ooa ook oom ooo oor oot or- ora ore ork orm oro orr ort ot- ota ote otk otm oto otr ott ra- raa rae rak ram rao rar rat re- rea ree rek rem reo rer ret rke rkk rkm rko rkt rma rme rmm rmo rmr rmt roa roe rok rom roo ror rot rra rrk rrm rrr rrt rta rte rtk rtm rto rtr rtt taa tae tak tam tao tar tat te- tea tee tek tem teo ter tet tka tke tkk tkm tko tkr tkt tma tme tmk tmm tmo tmr tmt to- toa toe tok tom too tor tot tra tre trk trm tro trr trt tta tte ttk ttm tto ttr ttt