fff ffi ffk ffl ffm ffs ffu fif fii fik fil fim fis fiu fkf fki fkk fkl fkm flf fli fll flm fls flu fmf fmi fml fmm fms fmu fsf fsi fsk fsl fsm fss fsu fuf fui fuk ful fum fus fuu i-f iff ifi ifl ifm ifs ifu iif iii iil iim iis iiu ikf iki ikk ikl iks iku il- ilf ili ilk ill ilm ils ilu im- imf imi iml imm ims imu is- isf isi isk isl ism iss isu iu- iui ium ius kff kfi kfm kfs kfu kif kii kik kil kim kis kiu kki kkk kkl kkm kks kku kl- klf kli klm kls klu kmf kmi kmk kml kmm kms kmu ksf ksi ksk ksl ksm kss ksu kui kuk kul kum kus kuu lff lfi lfk lfl lfm lfs lfu lif lii lik lil lim lis liu lkl lks llf lli llk lll llm lls llu lmf lmi lmk lml lmm lms lmu lsf lsi lsk lsl lsm lss lsu luf lui luk lul lum lus luu m-f mff mfi mfl mfm mfs mfu mi- mif mii mik mil mim mis miu mkk mkl mkm mks mku mlf mli mlk mll mlm mls mlu mmf mmi mmk mml mmm mms mmu msf msi msk msl msm mss msu muf mui muk mul mum mus muu sff sfi sfk sfl sfm sfs sfu sif sii sik sil sim sis siu sk- skf ski skk skl skm sks sku slf sli slk sll slm sls slu smf smi smk sml smm sms smu ss- ssf ssi ssk ssl ssm sss ssu suf sui suk sul sum sus suu uff ufi ufl ufm ufs ufu uif uii uil uim uis uiu ukf uki ukk ukl uku ulf uli ulk ull ulm uls ulu um- umf umi uml umm ums umu usf usi usk usl usm uss usu uum uus uuu