-ic c-- ccc ccd cce cci ccm cco ccp ccs cct cdc cdd cde cdi cdm cdo cdp cds cdt ce- cec ced cee cei cem ceo cep ces cet ci- cic cid cie cii cim cio cip cis cit cmc cmd cme cmi cmm cmo cmp cms cmt co- coc cod coe coi com coo cop cos cot cpc cpd cpe cpi cpm cpo cpp cps cpt csc csd cse csi csm cso csp css cst ctc ctd cte cti ctm cto ctp cts ctt dcc dcd dce dci dcm dco dcp dcs dct ddc ddd dde ddi ddm ddo ddp dds ddt de- dec ded dee dei dem deo dep des det di- dic did die dii dim dio dip dis dit dmc dmd dme dmi dmm dmo dmp dms dmt doc dod doe doi dom doo dop dos dot dpc dpd dpe dpi dpm dpo dpp dps dpt dsc dsd dse dsi dsm dso dsp dss dst dtc dtd dte dti dtm dto dtp dts dtt ec- ecc ecd ece eci ecm eco ecs ect ed- edc edd ede edi edm edo edp eds edt eec eed eee eem eeo eep ees eet eic eid eie eii eim eio eip eis eit em- emc emd eme emi emm emo emp ems emt eo- eoc eod eoe eoi eom eoo eop eos eot ep- epc epd epe epi epm epo epp eps ept es- esc esd ese esi esm eso esp ess est etc etd ete eti etm eto etp ets ett i-d icc icd ice ici icm ico icp ics ict idc idd ide idi idm ido idp ids idt ie- iec ied iee iei iem iep ies iet iic iid iie iii iim iio iip iis iit im- imc imd ime imi imm imo imp ims imt io- ioc iod ioe ioi iom ioo iop ios iot ipc ipd ipe ipi ipm ipo ipp ips ipt is- isc isd ise isi ism iso isp iss ist itc itd ite iti itm ito itp its itt m-o mc- mcc mcd mce mci mcm mco mcp mcs mct mdc mdd mde mdi mdm mdo mdp mds mdt mec med mee mei mem meo mep mes met mi- mic mid mie mii mim mio mip mis mit mmc mmd mme mmi mmm mmo mmp mms mmt moc mod moe moi mom moo mop mos mot mpc mpd mpe mpi mpm mpo mpp mps mpt msc msd mse msi msm mso msp mss mst mtc mtd mte mti mtm mto mtp mts mtt o-i oc- occ ocd oci ocm oco ocp ocs oct odc odd ode odi odm odo odp ods odt oec oed oee oei oem oeo oep oes oet oic oid oie oii oim oio oip ois oit om- omc omd ome omi omm omo omp oms omt oo- ooc ood ooi oom ooo oop oos oot op- opc opd ope opi opm opo opp ops opt os- osc osd ose osi osm oso osp oss ost ot- otc otd ote oti otm oto otp ots ott p-p pcc pcd pce pci pcm pco pcp pcs pct pdc pdd pde pdi pdm pdo pdp pds pdt pec ped pee pei pem peo pep pes pet pic pid pie pii pim pio pip pis pit pmc pmd pme pmi pmm pmo pmp pms pmt poc pod poe poi pom poo pop pos pot ppc ppd ppe ppi ppm ppo ppp pps ppt ps- psc psd pse psi psm pso psp pss pst pt- ptc ptd pte pti ptm pto ptp pts ptt scc scd sce sci scm sco scp scs sct sdc sdd sde sdi sdm sdo sdp sds sdt se- sec sed see sei sem seo sep ses set sic sid sie sii sim sio sip sis sit smc smd sme smi smm smo smp sms smt soc sod soe soi som soo sop sos sot spc spd spe spi spm spo spp sps spt ss- ssc ssd sse ssi ssm sso ssp sss sst stc std ste sti stm sto stp sts stt tcc tcd tce tci tcm tco tcp tcs tct tdc tdd tde tdi tdm tdo tdp tds tdt te- tec ted tee tei tem teo tep tes tet tic tid tie tii tim tio tip tis tit tmc tmd tme tmi tmm tmo tmp tms tmt to- toc tod toe toi tom too top tos tot tpc tpd tpe tpi tpm tpo tpp tps tpt tsc tsd tse tsi tsm tso tsp tss tst ttc ttd tte tti ttm tto ttp tts ttt