-ic b-p bbb bbc bbi bbn bbo bbp bbr bbs bbt bcb bcc bci bcn bco bcp bcr bcs bct bi- bib bic bii bin bio bip bir bis bit bnb bnc bni bnn bno bnp bnr bns bnt bob boc boi bon boo bop bor bos bot bpb bpc bpi bpn bpo bpp bpr bps bpt brb bri brn bro brp brr brs brt bsb bsc bsi bsn bso bsp bsr bss bst btb btc bti btn bto btp btr bts btt c-- cbb cbc cbi cbn cbo cbp cbr cbs cbt ccb ccc cci ccn cco ccp ccr ccs cct ci- cib cic cii cin cio cip cir cis cit cn- cnb cnc cni cnn cno cnp cnr cns cnt co- cob coc coi con coo cop cor cos cot cpb cpc cpi cpn cpo cpp cpr cps cpt crb crc cri crn cro crp crr crs crt csb csc csi csn cso csp csr css cst ctb ctc cti ctn cto ctp ctr cts ctt ibb ibc ibi ibn ibo ibp ibr ibs ibt icb icc ici icn ico icp icr ics ict iib iic iii iin iio iip iir iis iit in- inb inc ini inn ino inp inr ins int io- iob ioc ioi ion ioo iop ior ios iot ipb ipc ipi ipn ipo ipp ipr ips ipt ir- irb irc iri irn iro irp irr irs irt is- isb isc isi isn iso isp isr iss ist itb itc iti itn ito itp its itt n-i nbb nbc nbi nbn nbo nbp nbr nbs nbt ncb ncc nci ncn nco ncp ncr ncs nct nib nic nii nin nio nip nir nis nit nnb nnc nni nnn nno nnp nns nnt no- nob noc noi non noo nop nor nos not npb npc npi npn npo npp npr nps npt nrb nrc nri nrn nro nrp nrr nrs nrt nsb nsc nsi nsn nso nsp nsr nss nst ntb ntc nti ntn nto ntp ntr nts ntt o-i ob- obb obc obi obn obo obp obr obs obt oc- ocb occ oci ocn oco ocp ocr ocs oct oib oic oii oin oio oip oir ois oit on- onb onc oni onn ono onp onr ons ont oo- oob ooc ooi oon ooo oop oor oos oot op- opb opc opi opn opo opp opr ops opt or- orb orc ori orn oro orp orr ors ort os- osb osc osi osn oso osp osr oss ost ot- otb otc oti otn oto otp otr ots ott p-p pbb pbc pbi pbn pbo pbp pbr pbs pbt pcb pcc pci pcn pco pcp pcr pcs pct pib pic pii pin pio pip pir pis pit pn- pnb pnc pni pnn pno pnp pnr pns pnt pob poc poi pon poo pop por pos pot ppb ppc ppi ppn ppo ppp ppr pps ppt prb prc pri prn pro prp prr prs prt ps- psb psc psi psn pso psp psr pss pst pt- ptb ptc pti ptn pto ptp ptr pts ptt rbb rbc rbi rbn rbo rbp rbr rbs rbt rcb rcc rci rcn rco rcp rcr rcs rct rib ric rii rin rio rip rir ris rit rnb rnc rni rnn rno rnp rnr rns rnt rob roc roi ron roo rop ror ros rot rpb rpc rpi rpn rpo rpp rpr rps rpt rrb rrc rri rrn rrp rrr rrs rrt rsb rsc rsi rsn rso rsp rsr rss rst rtb rtc rti rtn rto rtp rtr rts rtt sbb sbc sbi sbn sbo sbp sbr sbs sbt scb scc sci scn sco scp scr scs sct sib sic sii sin sio sip sir sis sit snb snc sni snn sno snp snr sns snt sob soc soi son soo sop sor sos sot spb spc spi spn spo spp spr sps spt sr- srb src sri srn sro srp srr srs srt ss- ssb ssc ssi ssn sso ssp ssr sss sst stb stc sti stn sto stp str sts stt tbb tbc tbi tbn tbo tbp tbr tbs tbt tcb tcc tci tcn tco tcp tcr tcs tct tib tic tii tin tio tip tir tis tit tnb tnc tni tnn tno tnp tnr tns tnt to- tob toc toi ton too top tor tos tot tpb tpc tpi tpn tpo tpp tpr tps tpt trb trc tri trn tro trp trr trs trt tsb tsc tsi tsn tso tsp tsr tss tst ttb ttc tti ttn tto ttp ttr tts ttt

bbbb bbbs bbci bbin bbpr bbrc bcbc bcbp bcbs bccc bcci bccs bcis bcit bcor bcos bcpp bcps bcrs bcsc bcsn bcss bctc bcts bibb bibi bibo bibs bicc bici bico bics biin biis bin- binc bini binn bino bins bint bio- bioc bioi bion bios biot bipp bips birb biri birn biro birr birs birt bis- bisc biso bisp biss bist bitc bito bits bitt bnib bnin bnoc bnor bnpp bnrr bnss bobb bobi bobo bobs boco bocs boi- boii boin bois boit bonc boni bonn bono bons bont boob booc boon boop boor boos boot bopp bops bor- bori born boro borr bors bort bosc bosi bosn boso boss bost botb boti botn boto bots bott bpcp bpot bprc bpti brcb bric brin brio bris brit brno brns brob broc bron broo bror bros brot brrr brrs brsb brsr brst brtc bsci bscp bscs bsic bsin bsns bson bsos bspp bspr bssc bsts btbp btcc btcs btob btor btps btrc btrt btss bttb c-bo cbbc cbbs cbcc cbcn cbcp cbcr cbcs cbct cbir cbit cbot cbpc cbpp cbrn cbrt cbsc cbsi cbsn cbtc ccbc ccbn cccb cccc ccci cccp cccs ccic ccii ccip ccir ccis ccnb ccnc ccni ccnp ccnr ccns ccob ccoc ccpn ccpp ccpr ccps ccrc ccri ccrp ccrs ccrt ccsi ccsn ccsp ccss ccst cctb cctc cctt cibc cibi cibo cicc cici cico cicr cics cict ciii ciis ciit cin- cinc cini cino cint ciob cion cior cios cipo cipp cips