-al a-a a-c aaa aac aaf aak aal aan aar ac- aca acc acf ack acl acn acr af- afa afc aff afk afl afn afr aka akc akk akl akn akr al- ala alc alf alk all aln alr an- ana anc anf ank anl ann anr ar- ara arc arf ark arl arn arr c-- caa cac caf cak cal can car cca ccc ccf cck ccl ccn ccr cfa cfc cff cfk cfl cfn cfr cka ckc cl- cla clc clf clk cll cln clr cn- cna cnc cnf cnl cnn cnr cra crc crf crk crl crn crr faa fac faf fak fal fan far fca fcc fcf fck fcl fcn fcr ffa ffc fff ffk ffl ffn ffr fka fkc fkf fkk fkl fla flc flf fll fln flr fna fnc fnf fnk fnl fnn fnr fra frc frf frk frl frn frr ka- kaa kac kaf kak kal kan kar kca kcc kck kcl kcn kcr kfa kfc kff kkc kkk kkl kkn kkr kl- kla klc klf klr kn- kna knc knf knk knl knn knr kra krc krf krk krl krn krr la- laa lac laf lak lal lan lar lca lcc lcf lck lcl lcn lcr lfa lfc lff lfk lfl lfn lfr lka lkl lkr lla llc llf llk lll lln llr lna lnc lnk lnl lnn lnr lra lrc lrf lrk lrn lrr naa nac naf nak nal nan nar nca ncc ncf nck ncl ncn ncr nfa nfc nff nfk nfl nfn nfr nka nkc nkf nkk nkn nkr nla nlc nlf nlk nll nln nlr nna nnc nnf nnk nnl nnn nra nrc nrf nrk nrl nrn nrr ra- raa rac raf rak ral ran rar rca rcc rcf rcl rcn rcr rfa rfc rff rfk rfl rfn rfr rkc rkf rkk rla rlc rlf rll rln rlr rna rnc rnn rnr rra rrc rrf rrk rrl rrn rrr