-ic b-p bbb bbc bbe bbg bbh bbi bbn bbp bcb bcc bce bcg bch bci bcn bcp be- beb bec bee beg beh bei ben bep bgb bgc bge bgg bgh bgi bgn bgp bhb bhc bhe bhg bhh bhi bhp bi- bib bic bie big bih bii bin bip bnb bnc bne bng bni bnn bnp bpb bpc bpe bpg bph bpi bpn bpp c-- cbb cbc cbe cbg cbh cbi cbn cbp ccb ccc cce ccg cch cci ccn ccp ce- ceb cec cee ceg ceh cei cen cep cgb cgc cge cgg cgh cgi cgn cgp ch- chb chc che chg chh chi chn chp ci- cib cic cie cig cih cii cin cip cn- cnb cnc cne cng cnh cni cnn cnp cpb cpc cpe cpg cph cpi cpn cpp ebb ebc ebe ebg ebh ebi ebn ebp ec- ecb ecc ece ecg ech eci ecn eeb eec eee eeg een eep egb egc ege egg egh egi egn egp ehb ehc ehe ehg ehh ehi ehn ehp eib eic eie eig eii ein eip en- enb enc ene eng enh eni enn enp ep- epb epc epe epg eph epi epn epp g-p gbc gbe gbg gbh gbi gbn gbp gcb gcc gce gcg gch gci gcn gcp ge- geb gec gee geg geh gei gen gep ggb ggc ggg ggh ggi ggn ggp ghb ghc ghe ghg ghh ghi ghn ghp gib gic gie gig gih gii gin gip gnb gnc gne gni gnn gnp gpb gpc gpe gpg gph gpi gpn gpp h-i hbb hbc hbe hbg hbh hbi hbn hbp hcb hcc hce hcg hch hci hcn hcp he- heb hec hee heg heh hei hen hep hgb hgc hge hgg hgh hgi hgn hgp hhb hhc hhe hhg hhh hhi hhn hhp hib hic hie hig hih hii hin hip hnb hnc hne hng hnh hnn hpb hpc hpe hpg hph hpi hpn hpp ibb ibc ibe ibg ibh ibi ibn ibp icb icc ice icg ich ici icn icp ie- iec iee ieg iei ien iep igb igc ige igg igh igi ign igp ihb ihc ihe ihg ihh ihi ihn ihp iib iic iie iih iii iin iip in- inb inc ine ing inh ini inn inp ipb ipc ipe ipg ipi ipn ipp n-i nbb nbc nbe nbg nbi nbn nbp ncb ncc nce ncg nch nci ncn ncp ne- neb nec nee neg neh nei nen nep ngb ngc nge ngg ngh ngi ngn ngp nhb nhc nhe nhg nhh nhi nhn nhp nib nic nie nig nih nii nin nip nnb nnc nne nng nnh nni nnn nnp npb npc npe npg nph npi npn npp p-p pbb pbc pbe pbg pbi pbn pbp pcb pcc pce pcg pch pci pcn pcp peb pec pee peg peh pei pen pep pgb pgc pge pgg pgh pgi pgn pgp phb phc phe phg phi phn php pib pic pie pig pih pii pin pip pn- pnb pnc pne png pnh pni pnn pnp ppb ppc ppe ppg pph ppi ppn ppp