-ic b-p bbb bbc bbe bbg bbi bbn bbo bbp bbs bbt bcb bcc bce bcg bci bcn bco bcp bcs bct be- beb bec bee beg bei ben beo bep bes bet bgb bgc bge bgg bgi bgn bgo bgp bgs bgt bi- bib bic bie big bii bin bio bip bis bit bnb bnc bne bng bni bnn bno bnp bns bnt bob boc boe bog boi bon boo bop bos bot bpb bpc bpe bpg bpi bpn bpo bpp bps bpt bsb bsc bse bsg bsi bsn bso bsp bss bst btb btc bte btg bti btn bto btp bts btt c-- cbb cbc cbe cbg cbi cbn cbo cbp cbs cbt ccb ccc cce ccg cci ccn cco ccp ccs cct ce- ceb cec cee ceg cei cen ceo cep ces cet cgb cgc cge cgg cgi cgn cgo cgp cgs cgt ci- cib cic cie cig cii cin cio cip cis cit cn- cnb cnc cne cng cni cnn cno cnp cns cnt co- cob coc coe cog coi con coo cop cos cot cpb cpc cpe cpg cpi cpn cpo cpp cps cpt csb csc cse csg csi csn cso csp css cst ctb ctc cte ctg cti ctn cto ctp cts ctt ebb ebc ebe ebg ebi ebn ebo ebp ebs ebt ec- ecb ecc ece ecg eci ecn eco ecs ect eeb eec eee eeg een eeo eep ees eet egb egc ege egg egi egn ego egp egs egt eib eic eie eig eii ein eio eip eis eit en- enb enc ene eng eni enn eno enp ens ent eo- eob eoc eoe eog eoi eon eoo eop eos eot ep- epb epc epe epg epi epn epo epp eps ept es- esb esc ese esg esi esn eso esp ess est etb etc ete etg eti etn eto etp ets ett g-p gbc gbe gbg gbi gbn gbo gbp gbs gbt gcb gcc gce gcg gci gcn gco gcp gcs gct ge- geb gec gee geg gei gen geo gep ges get ggb ggc ggg ggi ggn ggo ggp ggs ggt gib gic gie gig gii gin gio gip gis git gnb gnc gne gni gnn gno gnp gns gnt gob goc goe gog goi gon goo gop gos got gpb gpc gpe gpg gpi gpn gpo gpp gps gpt gsb gsc gse gsg gsi gsn gso gsp gss gst gtb gtc gte gtg gti gtn gto gtp gts gtt ibb ibc ibe ibg ibi ibn ibo ibp ibs ibt icb icc ice icg ici icn ico icp ics ict ie- iec iee ieg iei ien iep ies iet igb igc ige igg igi ign igo igp igs igt iib iic iie iii iin iio iip iis iit in- inb inc ine ing ini inn ino inp ins int io- iob ioc ioe iog ioi ion ioo iop ios iot ipb ipc ipe ipg ipi ipn ipo ipp ips ipt is- isb isc ise isg isi isn iso isp iss ist itb itc ite itg iti itn ito itp its itt n-i nbb nbc nbe nbg nbi nbn nbo nbp nbs nbt ncb ncc nce ncg nci ncn nco ncp ncs nct ne- neb nec nee neg nei nen neo nep nes net ngb ngc nge ngg ngi ngn ngo ngp ngs ngt nib nic nie nig nii nin nio nip nis nit nnb nnc nne nng nni nnn nno nnp nns nnt no- nob noc noe nog noi non noo nop nos not npb npc npe npg npi npn npo npp nps npt nsb nsc nse nsg nsi nsn nso nsp nss nst ntb ntc nte ntg nti ntn nto ntp nts ntt o-i ob- obb obc obe obg obi obn obo obp obs obt oc- ocb occ ocg oci ocn oco ocp ocs oct oeb oec oee oeg oei oen oeo oep oes oet ogc oge ogg ogi ogn ogo ogp ogs ogt oib oic oie oii oin oio oip ois oit on- onb onc one ong oni onn ono onp ons ont oo- oob ooc oog ooi oon ooo oop oos oot op- opb opc ope opg opi opn opo opp ops opt os- osb osc ose osg osi osn oso osp oss ost ot- otb otc ote otg oti otn oto otp ots ott p-p pbb pbc pbe pbg pbi pbn pbo pbp pbs pbt pcb pcc pce pcg pci pcn pco pcp pcs pct peb pec pee peg pei pen peo pep pes pet pgb pgc pge pgg pgi pgn pgo pgp pgs pgt pib pic pie pig pii pin pio pip pis pit pn- pnb pnc pne png pni pnn pno pnp pns pnt pob poc poe pog poi pon poo pop pos pot ppb ppc ppe ppg ppi ppn ppo ppp pps ppt ps- psb psc pse psg psi psn pso psp pss pst pt- ptb ptc pte ptg pti ptn pto ptp pts ptt sbb sbc sbe sbg sbi sbn sbo sbp sbs sbt scb scc sce scg sci scn sco scp scs sct se- seb sec see seg sei sen seo sep ses set sgb sgc sge sgg sgi sgn sgo sgp sgs sgt sib sic sie sig sii sin sio sip sis sit snb snc sne sng sni snn sno snp sns snt sob soc soe sog soi son soo sop sos sot spb spc spe spg spi spn spo spp sps spt ss- ssb ssc sse ssg ssi ssn sso ssp sss sst stb stc ste stg sti stn sto stp sts stt tbb tbc tbe tbg tbi tbn tbo tbp tbs tbt tcb tcc tce tcg tci tcn tco tcp tcs tct te- teb tec tee teg tei ten teo tep tes tet tgb tgc tge tgg tgi tgn tgo tgp tgs tgt tib tic tie tig tii tin tio tip tis tit tnb tnc tne tng tni tnn tno tnp tns tnt to- tob toc toe tog toi ton too top tos tot tpb tpc tpe