fff ffh ffi ffl ffs fhf fhh fhi fhl fhs fif fih fii fil fis flf fli fll fls fsf fsh fsi fsl fss h-i hff hfh hfi hfl hfs hhf hhh hhi hhl hhs hif hih hii hil his hlf hlh hli hll hls hsf hsh hsi hsl hss i-f iff ifi ifl ifs ihf ihh ihi ihl ihs iif iih iii iil iis il- ilf ilh ili ill ils is- isf ish isi isl iss lff lfh lfi lfl lfs lhf lhh lhi lhs lif lih lii lil lis llf lli lll lls lsf lsh lsi lsl lss sff sfh sfi sfl sfs sh- shf shh shi shl shs sif sih sii sil sis slf slh sli sll sls ss- ssf ssh ssi ssl sss