-ic b-p bbb bbc bbd bbi bbm bbn bbo bbp bbs bcb bcc bcd bci bcm bcn bco bcp bcs bdb bdc bdd bdi bdm bdo bdp bds bi- bib bic bid bii bim bin bio bip bis bmb bmc bmd bmi bmm bmn bmo bmp bms bnb bnc bnd bni bnn bno bnp bns bob boc bod boi bom bon boo bop bos bpb bpc bpd bpi bpm bpn bpo bpp bps bsb bsc bsd bsi bsm bsn bso bsp bss c-- cbb cbc cbd cbi cbm cbn cbo cbp cbs ccb ccc ccd cci ccm ccn cco ccp ccs cdb cdc cdd cdi cdm cdn cdo cdp cds ci- cib cic cid cii cim cin cio cip cis cmb cmc cmd cmi cmm cmn cmo cmp cms cn- cnb cnc cnd cni cnm cnn cno cnp cns co- cob coc cod coi com con coo cop cos cpb cpc cpd cpi cpm cpn cpo cpp cps csb csc csd csi csm csn cso csp css dbb dbc dbd dbi dbm dbn dbo dbp dbs dcb dcc dcd dci dcm dcn dco dcp dcs ddb ddc ddd ddi ddm ddn ddo ddp dds di- dib dic did dii dim din dio dip dis dmb dmc dmd dmi dmm dmn dmo dmp dms dnb dnc dnd dni dnm dnn dno dnp dns dob doc dod doi dom don doo dop dos dpb dpc dpd dpi dpm dpn dpo dpp dps dsb dsc dsd dsi dsm dsn dso dsp dss i-d ibb ibc ibd ibi ibm ibn ibo ibp ibs icb icc icd ici icm icn ico icp ics idb idc idd idi idm idn ido idp ids iib iic iid iii iim iin iio iip iis im- imb imc imd imi imm imn imo imp ims in- inb inc ind ini inm inn ino inp ins io- iob ioc iod ioi iom ion ioo iop ios ipb ipc ipd ipi ipm ipn ipo ipp ips is- isb isc isd isi ism isn iso isp iss m-o mbb mbc mbd mbi mbm mbo mbp mbs mc- mcb mcc mcd mci mcm mcn mco mcp mcs mdb mdc mdd mdi mdm mdn mdo mdp mds mi- mib mic mid mii mim min mio mip mis mmb mmc mmd mmi mmm mmn mmo mmp mms mnb mnc mni mnm mnn mno mnp mns mob moc mod moi mom mon moo mop mos mpb mpc mpd mpi mpm mpn mpo mpp mps msb msc msd msi msm msn mso msp mss n-i nbb nbc nbd nbi nbm nbn nbo nbp nbs ncb ncc ncd nci ncm ncn nco ncp ncs ndb ndc ndd ndi ndm ndn ndo ndp nds nib nic nid nii nim nin nio nip nis nmb nmc nmd nmi nmm nmn nmo nmp nms nnb nnc nni nnm nnn nno nnp nns no- nob noc nod noi nom non noo nop nos npb npc npd npi npm npn npo npp nps nsb nsc nsd nsi nsm nsn nso nsp nss o-i ob- obb obc obd obi obm obn obo obp obs oc- ocb occ ocd oci ocm ocn oco ocp ocs odb odc odd odi odm odn odo odp ods oib oic oid oii oim oin oio oip ois om- omb omc omd omi omm omn omo omp oms on- onb onc ond oni onn ono onp ons oo- oob ooc ood ooi oom oon ooo oop oos op- opb opc opd opi opm opn opo opp ops os- osb osc osd osi osm osn oso osp oss p-p pbb pbc pbd pbi pbm pbn pbo pbp pbs pcb pcc pcd pci pcm pcn pco pcp pcs pdb pdc pdd pdi pdm pdn pdo pdp pds pib pic pid pii pim pin pio pip pis pmb pmc pmd pmi pmm pmn pmo pmp pms pn- pnb pnc pnd pni pnm pnn pno pnp pns pob poc pod poi pom pon poo pop pos ppb ppc ppd ppi ppm ppn ppo ppp pps ps- psb psc psd psi psm psn pso psp pss sbb sbc sbd sbi sbm sbn sbo sbp sbs scb scc scd sci scm scn sco scp scs sdb sdc sdd sdi sdm sdn sdo sdp sds sib sic sid sii sim sin sio sip sis smb smc smd smi smm smn smo smp sms snb snc snd sni snm snn sno snp sns sob soc sod soi som son soo sop sos spb spc spd spi spm spn spo spp sps ss- ssb ssc ssd ssi ssm ssn sso ssp sss