-th bbb bbh bbi bbl bbr bbs bbt bhb bhh bhi bhl bhr bhs bht bi- bib bih bii bil bir bis bit blb blh bli bll blr bls blt brb brh bri brl brr brs brt bsb bsh bsi bsl bsr bss bst btb bth bti btl btr bts btt h-i hbb hbh hbi hbl hbr hbs hbt hhb hhh hhi hhl hhr hhs hht hib hih hii hil hir his hit hlb hlh hli hll hlr hls hlt hr- hrb hrh hri hrl hrr hrs hrt hsb hsh hsi hsl hsr hss hst htb hth hti htl htr hts htt ibb ibh ibi ibl ibr ibs ibt ihb ihh ihi ihl ihr ihs iht iib iih iii iil iir iis iit il- ilb ilh ili ill ilr ils ilt ir- irb iri irl irr irs irt is- isb ish isi isl isr iss ist itb ith iti itl its itt lbb lbh lbi lbl lbr lbs lbt lhb lhh lhi lhr lhs lht lib lih lii lil lir lis lit llb lli lll llr lls llt lrb lrh lri lrr lrs lrt lsb lsh lsi lsl lsr lss lst ltb lth lti ltl ltr lts ltt rbb rbh rbi rbl rbr rbs rbt rh- rhb rhh rhi rhl rhr rhs rht rib rih rii ril rir ris rit rlh rli rll rlr rls rlt rrb rrh rri rrl rrr rrs rrt rsb rsh rsi rsl rsr rss rst rtb rti rtl rtr rts rtt sbb sbh sbi sbl sbr sbs sbt sh- shb shh shi shl shr shs sht sib sih sii sil sir sis sit slb slh sli sll slr sls slt sr- srb srh sri srl srr srs srt ss- ssb ssh ssi ssl ssr sss sst stb sth sti stl str sts stt tbb tbh tbi tbl tbr tbs tbt th- thb thh thi thl thr ths tht tib tih tii til tir tis tit tlh tli tll tlr tls tlt trb trh tri trl trr trs trt tsb tsh tsi tsl tsr tss tst ttb tth tti ttl ttr tts ttt