-th bbb bbh bbi bbl bbr bbt bhb bhh bhi bhl bhr bht bi- bib bih bii bil bir bit blb blh bli bll blr blt brb brh bri brl brr brt btb bth bti btl btr btt h-i hbb hbh hbi hbl hbr hbt hhb hhh hhi hhl hhr hht hib hih hii hil hir hit hlb hlh hli hll hlr hlt hr- hrb hrh hri hrl hrr hrt htb hth hti htl htr htt ibb ibh ibi ibl ibr ibt ihb ihh ihi ihl ihr iht iib iih iii iil iir iit il- ilb ilh ili ill ilr ilt ir- irb iri irl irr irt itb ith iti itl itt lbb lbh lbi lbl lbr lbt lhb lhh lhi lhr lht lib lih lii lil lir lit llb lli lll llr llt lrb lrh lri lrr lrt ltb lth lti ltl ltr ltt rbb rbh rbi rbl rbr rbt rh- rhb rhh rhi rhl rhr rht rib rih rii ril rir rit rlh rli rll rlr rlt rrb rrh rri rrl rrr rrt rtb rti rtl rtr rtt tbb tbh tbi tbl tbr tbt th- thb thh thi thl thr tht tib tih tii til tir tit tlh tli tll tlr tlt trb trh tri trl trr trt ttb tth tti ttl ttr ttt