-ic b-p bbb bbc bbg bbi bbn bbo bbp bbr bbs bbt bcb bcc bcg bci bcn bco bcp bcr bcs bct bgb bgc bgg bgi bgn bgo bgp bgr bgs bgt bi- bib bic big bii bin bio bip bir bis bit bnb bnc bng bni bnn bno bnp bnr bns bnt bob boc bog boi bon boo bop bor bos bot bpb bpc bpg bpi bpn bpo bpp bpr bps bpt brb brg bri brn bro brp brr brs brt bsb bsc bsg bsi bsn bso bsp bsr bss bst btb btc btg bti btn bto btp btr bts btt c-- cbb cbc cbg cbi cbn cbo cbp cbr cbs cbt ccb ccc ccg cci ccn cco ccp ccr ccs cct cgb cgc cgg cgi cgn cgo cgp cgr cgs cgt ci- cib cic cig cii cin cio cip cir cis cit cn- cnb cnc cng cni cnn cno cnp cnr cns cnt co- cob coc cog coi con coo cop cor cos cot cpb cpc cpg cpi cpn cpo cpp cpr cps cpt crb crc crg cri crn cro crp crr crs crt csb csc csg csi csn cso csp csr css cst ctb ctc ctg cti ctn cto ctp ctr cts ctt g-p gbc gbg gbi gbn gbo gbp gbr gbs gbt gcb gcc gcg gci gcn gco gcp gcr gcs gct ggb ggc ggg ggi ggn ggo ggp ggr ggs ggt gib gic gig gii gin gio gip gir gis git gnb gnc gni gnn gno gnp gnr gns gnt gob goc gog goi gon goo gop gor gos got gpb gpc gpg gpi gpn gpo gpp gpr gps gpt grb grc grg gri grn gro grp grr grs grt gsb gsc gsg gsi gsn gso gsp gsr gss gst gtb gtc gtg gti gtn gto gtp gtr gts gtt ibb ibc ibg ibi ibn ibo ibp ibr ibs ibt icb icc icg ici icn ico icp icr ics ict igb igc igg igi ign igo igp igr igs igt iib iic iii iin iio iip iir iis iit in- inb inc ing ini inn ino inp inr ins int io- iob ioc iog ioi ion ioo iop ior ios iot ipb ipc ipg ipi ipn ipo ipp ipr ips ipt ir- irb irc irg iri irn iro irp irr irs irt is- isb isc isg isi isn iso isp isr iss ist itb itc itg iti itn ito itp its itt n-i nbb nbc nbg nbi nbn nbo nbp nbr nbs nbt ncb ncc ncg nci ncn nco ncp ncr ncs nct ngb ngc ngg ngi ngn ngo ngp ngs ngt nib nic nig nii nin nio nip nir nis nit nnb nnc nng nni nnn nno nnp nns nnt no- nob noc nog noi non noo nop nor nos not npb npc npg npi npn npo npp npr nps npt nrb nrc nrg nri nrn nro nrp nrr nrs nrt nsb nsc nsg nsi nsn nso nsp nsr nss nst ntb ntc ntg nti ntn nto ntp ntr nts ntt o-i ob- obb obc obg obi obn obo obp obr obs obt oc- ocb occ ocg oci ocn oco ocp ocr ocs oct ogc ogg ogi ogn ogo ogp ogs ogt oib oic oii oin oio oip oir ois oit on- onb onc ong oni onn ono onp onr ons ont oo- oob ooc oog ooi oon ooo oop oor oos oot op- opb opc opg opi opn opo opp opr ops opt or- orb orc org ori orn oro orp orr ors ort os- osb osc osg osi osn oso osp osr oss ost ot- otb otc otg oti otn oto otp otr ots ott p-p pbb pbc pbg pbi pbn pbo pbp pbr pbs pbt pcb pcc pcg pci pcn pco pcp pcr pcs pct pgb pgc pgg pgi pgn pgo pgp pgr pgs pgt pib pic pig pii pin pio pip pir pis pit pn- pnb pnc png pni pnn pno pnp pnr pns pnt pob poc pog poi pon poo pop por pos pot ppb ppc ppg ppi ppn ppo ppp ppr pps ppt prb prc prg pri prn pro prp prr prs prt ps- psb psc psg psi psn pso psp psr pss pst pt- ptb ptc ptg pti ptn pto ptp ptr pts ptt rbb rbc rbg rbi rbn rbo rbp rbr rbs rbt rcb rcc rcg rci rcn rco rcp rcr rcs rct rgb rgc rgg rgi rgn rgo rgp rgr rgs rgt rib ric rig rii rin rio rip rir ris rit rnb rnc rng rni rnn rno rnp rnr rns rnt rob roc rog roi ron roo rop ror ros rot rpb rpc rpg rpi rpn rpo rpp rpr rps rpt rrb rrc rrg rri rrn rrp rrr rrs rrt rsb rsc rsg rsi rsn rso rsp rsr rss rst rtb rtc rtg rti rtn rto rtp rtr rts rtt sbb sbc sbg sbi sbn sbo sbp sbr sbs sbt scb scc scg sci scn sco scp scr scs sct sgb sgc sgg sgi sgn sgo sgp sgr sgs sgt sib sic sig sii sin sio sip sir sis sit snb snc sng sni snn sno snp snr sns snt sob soc sog soi son soo sop sor sos sot spb spc spg spi spn spo spp spr sps spt sr- srb src srg sri srn sro srp srr srs srt ss- ssb ssc ssg ssi ssn sso ssp ssr sss sst stb stc stg sti stn sto stp str sts stt tbb tbc tbg tbi tbn tbo tbp tbr tbs tbt tcb tcc tcg tci tcn tco tcp tcr tcs tct tgb tgc tgg tgi tgn tgo tgp tgr tgs tgt tib tic tig tii tin tio tip tir tis tit tnb tnc tng tni tnn tno tnp tnr tns tnt to- tob toc tog toi ton too top tor tos tot tpb tpc tpg tpi tpn tpo tpp tpr tps tpt trb trc trg tri trn tro trp trr trs trt tsb