a-a aaa aaf aak aam aap aar af- afa aff afk afm afp afr aka akk akm akp akr ama amf amk amm amp amr ap- apa apf apk apm app apr ar- ara arf ark arm arp arr faa faf fak fam fap far ffa fff ffk ffm ffp ffr fka fkf fkk fkm fkp fma fmf fmm fmp fmr fpa fpk fpm fpp fpr fra frf frk frm frp frr ka- kaa kaf kak kam kap kar kfa kff kfm kkk kkm kkp kkr kma kmf kmk kmm kmp kpa kpf kpk kpm kpp kpr kra krf krk krp krr m-f m-r maa maf mak mam map mar mfa mff mfm mfp mfr mka mkk mkm mkp mkr mma mmf mmk mmm mmp mmr mpa mpf mpk mpm mpp mpr mra mrf mrk mrm mrp mrr p-p paa paf pak pam pap par pfa pff pfk pfm pfp pfr pka pkf pkm pkp pkr pma pmf pmk pmm pmp pmr ppa ppf ppk ppm ppp ppr pra prf prk prm prp prr ra- raa raf rak ram rap rar rfa rff rfk rfm rfp rfr rkf rkk rkm rkp rma rmf rmm rmp rmr rpa rpf rpk rpm rpp rpr rra rrf rrk rrm rrp rrr