-ic c-- ccc ccd cce cci cco ccp ccs cct cdc cdd cde cdi cdo cdp cds cdt ce- cec ced cee cei ceo cep ces cet ci- cic cid cie cii cio cip cis cit co- coc cod coe coi coo cop cos cot cpc cpd cpe cpi cpo cpp cps cpt csc csd cse csi cso csp css cst ctc ctd cte cti cto ctp cts ctt dcc dcd dce dci dco dcp dcs dct ddc ddd dde ddi ddo ddp dds ddt de- dec ded dee dei deo dep des det di- dic did die dii dio dip dis dit doc dod doe doi doo dop dos dot dpc dpd dpe dpi dpo dpp dps dpt dsc dsd dse dsi dso dsp dss dst dtc dtd dte dti dto dtp dts dtt ec- ecc ecd ece eci eco ecs ect ed- edc edd ede edi edo edp eds edt eec eed eee eeo eep ees eet eic eid eie eii eio eip eis eit eo- eoc eod eoe eoi eoo eop eos eot ep- epc epd epe epi epo epp eps ept es- esc esd ese esi eso esp ess est etc etd ete eti eto etp ets ett i-d icc icd ice ici ico icp ics ict idc idd ide idi ido idp ids idt ie- iec ied iee iei iep ies iet iic iid iie iii iio iip iis iit io- ioc iod ioe ioi ioo iop ios iot ipc ipd ipe ipi ipo ipp ips ipt is- isc isd ise isi iso isp iss ist itc itd ite iti ito itp its itt o-i oc- occ ocd oci oco ocp ocs oct odc odd ode odi odo odp ods odt oec oed oee oei oeo oep oes oet oic oid oie oii oio oip ois oit oo- ooc ood ooi ooo oop oos oot op- opc opd ope opi opo opp ops opt os- osc osd ose osi oso osp oss ost ot- otc otd ote oti oto otp ots ott p-p pcc pcd pce pci pco pcp pcs pct pdc pdd pde pdi pdo pdp pds pdt pec ped pee pei peo pep pes pet pic pid pie pii pio pip pis pit poc pod poe poi poo pop pos pot ppc ppd ppe ppi ppo ppp pps ppt ps- psc psd pse psi pso psp pss pst pt- ptc ptd pte pti pto ptp pts ptt scc scd sce sci sco scp scs sct sdc sdd sde sdi sdo sdp sds sdt se- sec sed see sei seo sep ses set sic sid sie sii sio sip sis sit soc sod soe soi soo sop sos sot spc spd spe spi spo spp sps spt ss- ssc ssd sse ssi sso ssp sss sst stc std ste sti sto stp sts stt tcc tcd tce tci tco tcp tcs tct tdc tdd tde tdi tdo tdp tds tdt te- tec ted tee tei teo tep tes tet tic tid tie tii tio tip tis tit to- toc tod toe toi too top tos tot tpc tpd tpe tpi tpo tpp tps tpt tsc tsd tse tsi tso tsp tss tst ttc ttd tte tti tto ttp tts ttt