-er bbb bbd bbe bbf bbh bbi bbl bbr bdb bdd bde bdf bdh bdi bdl bdr be- beb bed bee bef beh bei bel ber bfb bfd bfe bff bfh bfi bfl bfr bhb bhd bhe bhf bhh bhi bhl bhr bi- bib bid bie bif bih bii bil bir blb bld ble blf blh bli bll blr brb brd bre brf brh bri brl brr dbb dbd dbe dbf dbh dbi dbl dbr ddb ddd dde ddf ddh ddi ddl ddr de- deb ded dee def deh dei del der dfb dfd dfe dff dfh dfi dfl dfr dh- dhb dhd dhe dhf dhh dhi dhl dhr di- dib did die dif dih dii dil dir dl- dlb dld dle dlf dlh dli dll dlr drb drd dre dri drl drr ebb ebd ebe ebf ebh ebi ebl ebr ed- edb edd ede edf edh edi edl edr eeb eed eee eef eel eer ef- efb efd efe eff efh efi efl efr ehb ehd ehe ehf ehh ehi ehl ehr eib eid eie eif eii eil eir elb eld ele elf elh eli ell elr erb erd ere erf erh eri erl err fbb fbd fbe fbf fbh fbi fbl fbr fdb fdd fde fdf fdh fdi fdl fdr feb fed fee fef feh fei fel fer ffd ffe fff ffh ffi ffl ffr fhb fhe fhf fhh fhi fhl fhr fib fid fie fif fih fii fil fir flb fld fle flf fli fll flr frb frd fre frf frh fri frl frr h-i hbb hbd hbe hbf hbh hbi hbl hbr hdb hdd hde hdf hdh hdi hdl hdr he- heb hed hee hef heh hei hel her hfb hfd hfe hff hfh hfi hfl hfr hhb hhd hhe hhf hhh hhi hhl hhr hib hid hie hif hih hii hil hir hlb hld hle hlf hlh hli hll hlr hr- hrb hrd hre hrf hrh hri hrl hrr i-d i-f ibb ibd ibe ibf ibh ibi ibl ibr idb idd ide idf idh idi idl idr ie- ied iee ief iei iel ier ifb ifd ife iff ifi ifl ifr ihb ihd ihe ihf ihh ihi ihl ihr iib iid iie iif iih iii iil iir il- ilb ild ile ilf ilh ili ill ilr ir- irb ird ire irf iri irl irr lbb lbd lbe lbf lbh lbi lbl lbr ldb ldd lde ldf ldh ldi ldl ldr leb led lee lef leh lei lel ler lfb lfd lfe lff lfh lfi lfl lfr lhb lhd lhf lhh lhi lhr lib lid lie lif lih lii lil lir llb lld lle llf lli lll llr lrb lrd lrf lrh lri lrr rbb rbd rbe rbf rbh rbi rbl rbr rdb rdd rde rdf rdh rdi rdl rdr re- reb red ree ref reh rei rel rer rfb rfd rfe rff rfh rfi rfl rfr rh- rhb rhd rhe rhf rhh rhi rhl rhr rib rid rie rif rih rii ril rir rld rle rlf rlh rli rll rlr rrb rrd rrf rrh rri rrl rrr