a-a aaa aaf aag aak aam aar af- afa aff afg afk afm afr ag- aga agf agg agk agm agr aka akg akk akm akr ama amf amg amk amm amr ar- ara arf arg ark arm arr faa faf fag fak fam far ffa fff ffg ffk ffm ffr fga fgf fgg fgm fgr fka fkf fkg fkk fkm fma fmf fmg fmm fmr fra frf frg frk frm frr gaa gaf gag gak gam gar gfa gff gfk gfm gfr gga ggg ggm ggr gka gkm gma gmf gmg gmm gmr gra grf grg grk grm grr ka- kaa kaf kag kak kam kar kfa kff kfg kfm kga kgf kgm kkk kkm kkr kma kmf kmg kmk kmm kra krf krg krk krr m-f m-r maa maf mag mak mam mar mfa mff mfg mfm mfr mga mgf mgk mgm mgr mka mkg mkk mkm mkr mma mmf mmg mmk mmm mmr mra mrf mrg mrk mrm mrr ra- raa raf rag rak ram rar rfa rff rfg rfk rfm rfr rga rgf rgg rgk rgr rkf rkg rkk rkm rma rmf rmg rmm rmr rra rrf rrg rrk rrm rrr