-ol fff ffi ffl ffm ffn ffo ffs fif fii fil fim fin fis flf fli fll flm fln flo fls fmf fmi fml fmm fmn fmo fms fnf fni fnl fnm fnn fns fof foi fol fom fon foo fos fsf fsi fsl fsm fsn fso fss i-f iff ifi ifl ifm ifn ifo ifs iif iii iil iim iin iio iis il- ilf ili ill ilm iln ilo ils im- imf imi iml imm imn imo ims in- inf ini inl inm inn ino ins io- iof ioi iol iom ion ioo ios is- isf isi isl ism isn iso iss lff lfi lfl lfm lfn lfo lfs lif lii lil lim lin lio lis llf lli lll llm lln llo lls lmf lmi lml lmm lmn lmo lms lni lnl lnm lnn lno lns lof loi lol lom lon loo los lsf lsi lsl lsm lsn lso lss m-f m-o mff mfi mfl mfm mfn mfo mfs mi- mif mii mil mim min mio mis mlf mli mll mlm mln mlo mls mmf mmi mml mmm mmn mmo mms mnf mni mnl mnm mnn mno mns mof moi mol mom mon moo mos msf msi msl msm msn mso mss n-i nff nfi nfl nfn nfo nfs nif nii nil nim nin nio nis nlf nli nll nlm nln nlo nls nmi nml nmm nmn nmo nms nnf nni nnl nnm nnn nno nns no- nof noi nol nom non noo nos nsf nsi nsl nsm nsn nso nss o-i of- off ofi ofl ofm ofn ofo ofs oif oii oil oim oin oio ois olf oli oll olm oln olo ols om- omf omi oml omm omn omo oms on- onf oni onl onn ono ons oo- oof ooi ool oom oon ooo oos os- osf osi osl osm osn oso oss sff sfi sfl sfm sfn sfo sfs sif sii sil sim sin sio sis slf sli sll slm sln slo sls smf smi sml smm smn smo sms snf sni snl snm snn sno sns sof soi sol som son soo sos ss- ssf ssi ssl ssm ssn sso sss