-er -ic c-- ccc ccd cce cci ccn cco ccp ccr ccs cct cdc cdd cde cdi cdn cdo cdp cdr cds cdt ce- cec ced cee cei cen ceo cep cer ces cet ci- cic cid cie cii cin cio cip cir cis cit cn- cnc cnd cne cni cnn cno cnp cnr cns cnt co- coc cod coe coi con coo cop cor cos cot cpc cpd cpe cpi cpn cpo cpp cpr cps cpt crc crd cre cri crn cro crp crr crs crt csc csd cse csi csn cso csp csr css cst ctc ctd cte cti ctn cto ctp ctr cts ctt dcc dcd dce dci dcn dco dcp dcr dcs dct ddc ddd dde ddi ddn ddo ddp ddr dds ddt de- dec ded dee dei den deo dep der des det di- dic did die dii din dio dip dir dis dit dnc dnd dne dni dnn dno dnp dnr dns dnt doc dod doe doi don doo dop dor dos dot dpc dpd dpe dpi dpn dpo dpp dpr dps dpt drc drd dre dri drn dro drp drr drs drt dsc dsd dse dsi dsn dso dsp dsr dss dst dtc dtd dte dti dtn dto dtp dtr dts dtt ec- ecc ecd ece eci ecn eco ecr ecs ect ed- edc edd ede edi edn edo edp edr eds edt eec eed eee een eeo eep eer ees eet eic eid eie eii ein eio eip eir eis eit en- enc end ene eni enn eno enp enr ens ent eo- eoc eod eoe eoi eon eoo eop eor eos eot ep- epc epd epe epi epn epo epp epr eps ept erc erd ere eri ern ero erp err ers ert es- esc esd ese esi esn eso esp esr ess est etc etd ete eti etn eto etp etr ets ett i-d icc icd ice ici icn ico icp icr ics ict idc idd ide idi idn ido idp idr ids idt ie- iec ied iee iei ien iep ier ies iet iic iid iie iii iin iio iip iir iis iit in- inc ind ine ini inn ino inp inr ins int io- ioc iod ioe ioi ion ioo iop ior ios iot ipc ipd ipe ipi ipn ipo ipp ipr ips ipt ir- irc ird ire iri irn iro irp irr irs irt is- isc isd ise isi isn iso isp isr iss ist itc itd ite iti itn ito itp its itt n-i ncc ncd nce nci ncn nco ncp ncr ncs nct ndc ndd nde ndi ndn ndo ndp ndr nds ndt ne- nec ned nee nei nen neo nep ner nes net nic nid nie nii nin nio nip nir nis nit nnc nne nni nnn nno nnp nns nnt no- noc nod noe noi non noo nop nor nos not npc npd npe npi npn npo npp npr nps npt nrc nrd nre nri nrn nro nrp nrr nrs nrt nsc nsd nse nsi nsn nso nsp nsr nss nst ntc ntd nte nti ntn nto ntp ntr nts ntt o-i oc- occ ocd oci ocn oco ocp ocr ocs oct odc odd ode odi odn odo odp odr ods odt oec oed oee oei oen oeo oep oer oes oet oic oid oie oii oin oio oip oir ois oit on- onc ond one oni onn ono onp onr ons ont oo- ooc ood ooi oon ooo oop oor oos oot op- opc opd ope opi opn opo opp opr ops opt or- orc ord ore ori orn oro orp orr ors ort os- osc osd ose osi osn oso osp osr oss ost ot- otc otd ote oti otn oto otp otr ots ott p-p pcc pcd pce pci pcn pco pcp pcr pcs pct pdc pdd pde pdi pdn pdo pdp pdr pds pdt pec ped pee pei pen peo pep per pes pet pic pid pie pii pin pio pip pir pis pit pn- pnc pnd pne pni pnn pno pnp pnr pns pnt poc pod poe poi pon poo pop por pos pot ppc ppd ppe ppi ppn ppo ppp ppr pps ppt prc prd pre pri prn pro prp prr prs prt ps- psc psd pse psi psn pso psp psr pss pst pt- ptc ptd pte pti ptn pto ptp ptr pts ptt rcc rcd rce rci rcn rco rcp rcr rcs rct rdc rdd rde rdi rdn rdo rdp rdr rds rdt re- rec red ree rei ren reo rep rer res ret ric rid rie rii rin rio rip rir ris rit rnc rnd rni rnn rno rnp rnr rns rnt roc rod roe roi ron roo rop ror ros rot rpc rpd rpe rpi rpn rpo rpp rpr rps rpt rrc rrd rri rrn rrp rrr rrs rrt rsc rsd rse rsi rsn rso rsp rsr rss rst rtc rtd rte rti rtn rto rtp rtr rts rtt scc scd sce sci scn sco scp scr scs sct sdc sdd sde sdi sdn sdo sdp sdr sds sdt se- sec sed see sei sen seo sep ser ses set sic sid sie sii sin sio sip sir sis sit snc snd sne sni snn sno snp snr sns snt soc sod soe soi son soo sop sor sos sot spc spd spe spi spn spo spp spr sps spt sr- src srd sre sri srn sro srp srr srs srt ss- ssc ssd sse ssi ssn sso ssp ssr sss sst stc std ste sti stn sto stp str sts stt tcc tcd tce tci tcn tco tcp tcr tcs tct tdc tdd tde tdi tdn tdo tdp tdr tds tdt te- tec ted tee tei ten teo tep ter tes tet tic tid tie tii tin tio tip tir tis tit tnc tnd tne tni tnn tno tnp tnr tns tnt to- toc tod toe toi ton too top tor tos tot tpc tpd tpe tpi tpn tpo tpp tpr tps