bbb bbf bbh bbi bbl bbs bfb bff bfh bfi bfl bfs bhb bhf bhh bhi bhl bhs bi- bib bif bih bii bil bis blb blf blh bli bll bls bsb bsf bsh bsi bsl bss fbb fbf fbh fbi fbl fbs fff ffh ffi ffl ffs fhb fhf fhh fhi fhl fhs fib fif fih fii fil fis flb flf fli fll fls fsb fsf fsh fsi fsl fss h-i hbb hbf hbh hbi hbl hbs hfb hff hfh hfi hfl hfs hhb hhf hhh hhi hhl hhs hib hif hih hii hil his hlb hlf hlh hli hll hls hsb hsf hsh hsi hsl hss i-f ibb ibf ibh ibi ibl ibs ifb iff ifi ifl ifs ihb ihf ihh ihi ihl ihs iib iif iih iii iil iis il- ilb ilf ilh ili ill ils is- isb isf ish isi isl iss lbb lbf lbh lbi lbl lbs lfb lff lfh lfi lfl lfs lhb lhf lhh lhi lhs lib lif lih lii lil lis llb llf lli lll lls lsb lsf lsh lsi lsl lss sbb sbf sbh sbi sbl sbs sfb sff sfh sfi sfl sfs sh- shb shf shh shi shl shs sib sif sih sii sil sis slb slf slh sli sll sls ss- ssb ssf ssh ssi ssl sss