a-a a-t aaa aaf aak aam aao aar aat af- afa aff afk afm afo afr aft aka akk akm ako akr ama amf amk amm amo amr amt aoa aof aok aom aoo aor aot ar- ara arf ark arm aro arr art at- ata atf atm ato atr att faa faf fak fam fao far fat ffa fff ffk ffm ffo ffr fft fka fkf fkk fkm fkt fma fmf fmm fmo fmr fmt foa fof fok fom foo for fot fra frf frk frm fro frr frt fta ftf ftk ftm fto ftr ftt k-t ka- kaa kaf kak kam kao kar kat kfa kff kfm kfo kkk kkm kkr kkt kma kmf kmk kmm kmo kmt koa kof kok kom koo kor kot kra krf krk kro krr krt kta ktf ktk ktm kto ktr ktt m-f m-o m-r maa maf mak mam mao mar mat mfa mff mfm mfo mfr mft mka mkk mkm mko mkr mkt mma mmf mmk mmm mmo mmr mmt moa mof mok mom moo mor mot mra mrf mrk mrm mro mrr mrt mta mtf mtk mtm mto mtr mtt oaa oaf oak oam oao oar oat of- ofa off ofm ofo ofr oft oka okk oko okr om- oma omf omm omo omr omt oo- ooa oof ook oom ooo oor oot or- ora orf ork orm oro orr ort ot- ota otf otk otm oto otr ott ra- raa raf rak ram rao rar rat rfa rff rfk rfm rfo rfr rft rkf rkk rkm rko rkt rma rmf rmm rmo rmr rmt roa rof rok rom roo ror rot rra rrf rrk rrm rrr rrt rta rtf rtk rtm rto rtr rtt taa taf tak tam tao tar tat tfa tff tfk tfm tfo tfr tft tka tkk tkm tko tkr tkt tma tmf tmk tmm tmo tmr tmt to- toa tof tok tom too tor tot tra trf trk trm tro trr trt tta ttf ttk ttm tto ttr ttt