-ic -th bbb bbc bbh bbi bbn bbo bbr bbt bcb bcc bch bci bcn bco bcr bct bhb bhc bhh bhi bho bhr bht bi- bib bic bih bii bin bio bir bit bnb bnc bni bnn bno bnr bnt bob boc boh boi bon boo bor bot brb brh bri brn bro brr brt btb btc bth bti btn bto btr btt c-- cbb cbc cbh cbi cbn cbo cbr cbt ccb ccc cch cci ccn cco ccr cct ch- chb chc chh chi chn cho chr cht ci- cib cic cih cii cin cio cir cit cn- cnb cnc cnh cni cnn cno cnr cnt co- cob coc coh coi con coo cor cot crb crc crh cri crn cro crr crt ctb ctc cth cti ctn cto ctr ctt h-i hbb hbc hbh hbi hbn hbo hbr hbt hcb hcc hch hci hcn hco hcr hct hhb hhc hhh hhi hhn hho hhr hht hib hic hih hii hin hio hir hit hnb hnc hnh hnn hno hnt hob hoc hoh hoi hon hoo hor hot hr- hrb hrc hrh hri hrn hro hrr hrt htb htc hth hti htn hto htr htt ibb ibc ibh ibi ibn ibo ibr ibt icb icc ich ici icn ico icr ict ihb ihc ihh ihi ihn iho ihr iht iib iic iih iii iin iio iir iit in- inb inc inh ini inn ino inr int io- iob ioc ioh ioi ion ioo ior iot ir- irb irc iri irn iro irr irt itb itc ith iti itn ito itt n-i nbb nbc nbi nbn nbo nbr nbt ncb ncc nch nci ncn nco ncr nct nhb nhc nhh nhi nhn nhr nht nib nic nih nii nin nio nir nit nnb nnc nnh nni nnn nno nnt no- nob noc noh noi non noo nor not nrb nrc nri nrn nro nrr nrt ntb ntc nth nti ntn nto ntr ntt o-i ob- obb obc obh obi obn obo obr obt oc- ocb occ och oci ocn oco ocr oct ohc ohh ohi ohn oho ohr oht oib oic oii oin oio oir oit on- onb onc onh oni onn ono onr ont oo- oob ooc ooh ooi oon ooo oor oot or- orb orc orh ori orn oro orr ort ot- otb otc oth oti otn oto otr ott rbb rbc rbh rbi rbn rbo rbr rbt rcb rcc rch rci rcn rco rcr rct rh- rhb rhc rhh rhi rhn rho rhr rht rib ric rih rii rin rio rir rit rnb rnc rnh rni rnn rno rnr rnt rob roc roh roi ron roo ror rot rrb rrc rrh rri rrn rrr rrt rtb rtc rti rtn rto rtr rtt tbb tbc tbh tbi tbn tbo tbr tbt tcb tcc tch tci tcn tco tcr tct th- thb thc thh thi thn tho thr tht tib tic tih tii tin tio tir tit tnb tnc tnh tni tnn tno tnr tnt to- tob toc toh toi ton too tor tot trb trc trh tri trn tro trr trt ttb ttc tth tti ttn tto ttr ttt