-ic -th bbb bbc bbh bbi bbn bbo bbr bbs bbt bcb bcc bch bci bcn bco bcr bcs bct bhb bhc bhh bhi bho bhr bhs bht bi- bib bic bih bii bin bio bir bis bit bnb bnc bni bnn bno bnr bns bnt bob boc boh boi bon boo bor bos bot brb brh bri brn bro brr brs brt bsb bsc bsh bsi bsn bso bsr bss bst btb btc bth bti btn bto btr bts btt c-- cbb cbc cbh cbi cbn cbo cbr cbs cbt ccb ccc cch cci ccn cco ccr ccs cct ch- chb chc chh chi chn cho chr chs cht ci- cib cic cih cii cin cio cir cis cit cn- cnb cnc cnh cni cnn cno cnr cns cnt co- cob coc coh coi con coo cor cos cot crb crc crh cri crn cro crr crs crt csb csc csh csi csn cso csr css cst ctb ctc cth cti ctn cto ctr cts ctt h-i hbb hbc hbh hbi hbn hbo hbr hbs hbt hcb hcc hch hci hcn hco hcr hcs hct hhb hhc hhh hhi hhn hho hhr hhs hht hib hic hih hii hin hio hir his hit hnb hnc hnh hnn hno hns hnt hob hoc hoh hoi hon hoo hor hos hot hr- hrb hrc hrh hri hrn hro hrr hrs hrt hsb hsc hsh hsi hsn hsr hss hst htb htc hth hti htn hto htr hts htt ibb ibc ibh ibi ibn ibo ibr ibs ibt icb icc ich ici icn ico icr ics ict ihb ihc ihh ihi ihn iho ihr ihs iht iib iic iih iii iin iio iir iis iit in- inb inc inh ini inn ino inr ins int io- iob ioc ioh ioi ion ioo ior ios iot ir- irb irc iri irn iro irr irs irt is- isb isc ish isi isn iso isr iss ist itb itc ith iti itn ito its itt n-i nbb nbc nbi nbn nbo nbr nbs nbt ncb ncc nch nci ncn nco ncr ncs nct nhb nhc nhh nhi nhn nhr nhs nht nib nic nih nii nin nio nir nis nit nnb nnc nnh nni nnn nno nns nnt no- nob noc noh noi non noo nor nos not nrb nrc nri nrn nro nrr nrs nrt nsb nsc nsh nsi nsn nso nsr nss nst ntb ntc nth nti ntn nto ntr nts ntt o-i ob- obb obc obh obi obn obo obr obs obt oc- ocb occ och oci ocn oco ocr ocs oct ohc ohh ohi ohn oho ohr ohs oht oib oic oii oin oio oir ois oit on- onb onc onh oni onn ono onr ons ont oo- oob ooc ooh ooi oon ooo oor oos oot or- orb orc orh ori orn oro orr ors ort os- osb osc osh osi osn oso osr oss ost ot- otb otc oth oti otn oto otr ots ott rbb rbc rbh rbi rbn rbo rbr rbs rbt rcb rcc rch rci rcn rco rcr rcs rct rh- rhb rhc rhh rhi rhn rho rhr rhs rht rib ric rih rii rin rio rir ris rit rnb rnc rnh rni rnn rno rnr rns rnt rob roc roh roi ron roo ror ros rot rrb rrc rrh rri rrn rrr rrs rrt rsb rsc rsh rsi rsn rso rsr rss rst rtb rtc rti rtn rto rtr rts rtt sbb sbc sbh sbi sbn sbo sbr sbs sbt scb scc sch sci scn sco scr scs sct sh- shb shc shh shi shn sho shr shs sht sib sic sih sii sin sio sir sis sit snb snc sni snn sno snr sns snt sob soc soh soi son soo sor sos sot sr- srb src srh sri srn sro srr srs srt ss- ssb ssc ssh ssi ssn sso ssr sss sst stb stc sth sti stn sto str sts stt tbb tbc tbh tbi tbn tbo tbr tbs tbt tcb tcc tch tci tcn tco tcr tcs tct th- thb thc thh thi thn tho thr ths tht tib tic tih tii tin tio tir tis tit tnb tnc tnh tni tnn tno tnr tns tnt to- tob toc toh toi ton too tor tos tot trb trc trh tri trn tro trr trs trt tsb tsc tsh tsi tsn tso tsr tss tst ttb ttc tth tti ttn tto ttr tts ttt