-er a-a a-t aaa aae aag aak aam aar aat aea aee aeg aek aem aer aet ag- aga age agg agk agm agr agt aka ake akg akk akm akr ama ame amg amk amm amr amt ar- ara are arg ark arm arr art at- ata ate atg atm atr att eaa eae eag eak eam ear eat eea eee eeg eek eem eer eet ega ege egg egm egr egt eka eke ekg ekr ekt em- ema eme emg emk emm emr emt era ere erg erk erm err ert eta ete etg etk etm etr ett gaa gae gag gak gam gar gat ge- gea gee geg gek gem ger get gga ggg ggm ggr ggt gka gkm gkt gma gme gmg gmm gmr gmt gra gre grg grk grm grr grt gta gte gtg gtk gtm gtr gtt k-t ka- kaa kae kag kak kam kar kat ke- kea kee keg kek kem ker ket kga kgm kke kkk kkm kkr kkt kma kme kmg kmk kmm kmt kra krg krk krr krt kta kte ktg ktk ktm ktr ktt m-r maa mae mag mak mam mar mat mea mee meg mek mem mer met mga mge mgk mgm mgr mgt mka mke mkg mkk mkm mkr mkt mma mme mmg mmk mmm mmr mmt mra mre mrg mrk mrm mrr mrt mta mte mtg mtk mtm mtr mtt ra- raa rae rag rak ram rar rat re- rea ree reg rek rem rer ret rga rge rgg rgk rgr rgt rke rkg rkk rkm rkt rma rme rmg rmm rmr rmt rra rrg rrk rrm rrr rrt rta rte rtg rtk rtm rtr rtt taa tae tag tak tam tar tat te- tea tee teg tek tem ter tet tga tge tgg tgk tgm tgr tgt tka tke tkg tkk tkm tkr tkt tma tme tmg tmk tmm tmr tmt tra tre trg trk trm trr trt tta tte ttg ttk ttm ttr ttt