-ol fff ffl ffm ffn ffo ffs ffu flf fll flm fln flo fls flu fmf fml fmm fmn fmo fms fmu fnf fnl fnm fnn fns fnu fof fol fom fon foo fos fou fsf fsl fsm fsn fso fss fsu fuf ful fum fun fuo fus fuu lff lfl lfm lfn lfo lfs lfu llf lll llm lln llo lls llu lmf lml lmm lmn lmo lms lmu lnl lnm lnn lno lns lnu lof lol lom lon loo los lou lsf lsl lsm lsn lso lss lsu luf lul lum lun luo lus luu m-f m-o mff mfl mfm mfn mfo mfs mfu mlf mll mlm mln mlo mls mlu mmf mml mmm mmn mmo mms mmu mnf mnl mnm mnn mno mns mnu mof mol mom mon moo mos mou msf msl msm msn mso mss msu muf mul mum mun mus muu nff nfl nfn nfo nfs nfu nlf nll nlm nln nlo nls nlu nml nmm nmn nmo nms nmu nnf nnl nnm nnn nno nns nnu no- nof nol nom non noo nos nou nsf nsl nsm nsn nso nss nsu nul num nun nuo nus nuu of- off ofl ofm ofn ofo ofs ofu olf oll olm oln olo ols olu om- omf oml omm omn omo oms omu on- onf onl onn ono ons onu oo- oof ool oom oon ooo oos os- osf osl osm osn oso oss osu ou- ouf oul oum oun ouo ous sff sfl sfm sfn sfo sfs sfu slf sll slm sln slo sls slu smf sml smm smn smo sms smu snf snl snm snn sno sns snu sof sol som son soo sos sou ss- ssf ssl ssm ssn sso sss ssu suf sul sum sun suo sus suu uff ufl ufm ufn ufo ufs ufu ulf ull ulm uln ulo uls ulu um- umf uml umm umn umo ums umu un- unf unl unm unn uno uns unu uol uom uon uoo uos usf usl usm usn uso uss usu uum uun uus uuu