-er a-a a-t aaa aae aaf aak aam aar aat aea aee aef aek aem aer aet af- afa afe aff afk afm afr aft aka ake akk akm akr ama ame amf amk amm amr amt ar- ara are arf ark arm arr art at- ata ate atf atm atr att eaa eae eaf eak eam ear eat eea eee eef eek eem eer eet ef- efa efe eff efm efr eft eka eke ekf ekr ekt em- ema eme emf emk emm emr emt era ere erf erk erm err ert eta ete etf etk etm etr ett faa fae faf fak fam far fat fea fee fef fek fem fer fet ffa ffe fff ffk ffm ffr fft fka fkf fkk fkm fkt fma fme fmf fmm fmr fmt fra fre frf frk frm frr frt fta fte ftf ftk ftm ftr ftt k-t ka- kaa kae kaf kak kam kar kat ke- kea kee kef kek kem ker ket kfa kff kfm kke kkk kkm kkr kkt kma kme kmf kmk kmm kmt kra krf krk krr krt kta kte ktf ktk ktm ktr ktt m-f m-r maa mae maf mak mam mar mat mea mee mef mek mem mer met mfa mfe mff mfm mfr mft mka mke mkk mkm mkr mkt mma mme mmf mmk mmm mmr mmt mra mre mrf mrk mrm mrr mrt mta mte mtf mtk mtm mtr mtt ra- raa rae raf rak ram rar rat re- rea ree ref rek rem rer ret rfa rfe rff rfk rfm rfr rft rke rkf rkk rkm rkt rma rme rmf rmm rmr rmt rra rrf rrk rrm rrr rrt rta rte rtf rtk rtm rtr rtt taa tae taf tak tam tar tat te- tea tee tef tek tem ter tet tfa tfe tff tfk tfm tfr tft tka tke tkk tkm tkr tkt tma tme tmf tmk tmm tmr tmt tra tre trf trk trm trr trt tta tte ttf ttk ttm ttr ttt