fff ffk ffl ffn ffr ffx fkf fkj fkk fkl flf fll fln flr flx fnf fnj fnk fnl fnn fnr fnx frf frj frk frl frn frr fxr fxx jff jfj jfk jfl jfr jfx jjf jjj jjk jjl jjr jkk jkl jkn jkr jkx jlf jll jln jlr jlx jnf jnj jnl jnn jnr jrf jrk jrl jrn jrr jxl jxn kff kfx kjr kkk kkl kkn kkr kl- klf klr klx kn- knf knk knl knn knr knx krf krk krl krn krr kxl lff lfk lfl lfn lfr lfx ljf ljj ljn lkl lkr llf llj llk lll lln llr lnk lnl lnn lnr lrf lrk lrn lrr lxr lxx nff nfk nfl nfn nfr njf njk njl njn nkf nkj nkk nkn nkr nlf nlj nlk nll nln nlr nlx nnf nnk nnl nnn nrf nrj nrk nrl nrn nrr nrx nxl rff rfj rfk rfl rfn rfr rjf rjk rjr rkf rkk rlf rll rln rlr rnn rnr rrf rrk rrl rrn rrr rxr xfl xfn xfx xjl xkl xlf xlr xnk xrf xrx xxl xxx