-er a-a a-t aaa aae aag aak aam aao aar aat aea aee aeg aek aem aeo aer aet ag- aga age agg agk agm ago agr agt aka ake akg akk akm ako akr ama ame amg amk amm amo amr amt aoa aoe aog aok aom aoo aor aot ar- ara are arg ark arm aro arr art at- ata ate atg atm ato atr att eaa eae eag eak eam eao ear eat eea eee eeg eek eem eeo eer eet ega ege egg egm ego egr egt eka eke ekg eko ekr ekt em- ema eme emg emk emm emo emr emt eo- eoa eoe eog eok eom eoo eor eot era ere erg erk erm ero err ert eta ete etg etk etm eto etr ett gaa gae gag gak gam gao gar gat ge- gea gee geg gek gem geo ger get gga ggg ggm ggo ggr ggt gka gkm gko gkt gma gme gmg gmm gmo gmr gmt goa goe gog gok gom goo gor got gra gre grg grk grm gro grr grt gta gte gtg gtk gtm gto gtr gtt k-t ka- kaa kae kag kak kam kao kar kat ke- kea kee keg kek kem keo ker ket kga kgm kgo kke kkk kkm kkr kkt kma kme kmg kmk kmm kmo kmt koa koe kog kok kom koo kor kot kra krg krk kro krr krt kta kte ktg ktk ktm kto ktr ktt m-o m-r maa mae mag mak mam mao mar mat mea mee meg mek mem meo mer met mga mge mgk mgm mgo mgr mgt mka mke mkg mkk mkm mko mkr mkt mma mme mmg mmk mmm mmo mmr mmt moa moe mog mok mom moo mor mot mra mre mrg mrk mrm mro mrr mrt mta mte mtg mtk mtm mto mtr mtt oaa oae oag oak oam oao oar oat oea oee oeg oem oeo oer oet oga oge ogg ogo ogt oka oke okg okk oko okr om- oma ome omg omm omo omr omt oo- ooa oog ook oom ooo oor oot or- ora ore org ork orm oro orr ort ot- ota ote otg otk otm oto otr ott ra- raa rae rag rak ram rao rar rat re- rea ree reg rek rem reo rer ret rga rge rgg rgk rgo rgr rgt rke rkg rkk rkm rko rkt rma rme rmg rmm rmo rmr rmt roa roe rog rok rom roo ror rot rra rrg rrk rrm rrr rrt rta rte rtg rtk rtm rto rtr rtt taa tae tag tak tam tao tar tat te- tea tee teg tek tem teo ter tet tga tge tgg tgk tgm tgo tgr tgt tka tke tkg tkk tkm tko tkr tkt tma tme tmg tmk tmm tmo tmr tmt to- toa toe tog tok tom too tor tot tra tre trg trk trm tro trr trt tta tte ttg ttk ttm tto ttr ttt