-er -ic -up c-- ccc ccd cce cci cck ccn ccp ccr ccs cct ccu cdc cdd cde cdi cdk cdn cdp cdr cds cdt cdu ce- cec ced cee cei cek cen cep cer ces cet ceu ci- cic cid cie cii cik cin cip cir cis cit ciu ckc ckd cki cks ckt cn- cnc cnd cne cni cnn cnp cnr cns cnt cnu cpc cpd cpe cpi cpk cpn cpp cpr cps cpt cpu crc crd cre cri crk crn crp crr crs crt cru csc csd cse csi csk csn csp csr css cst csu ctc ctd cte cti ctk ctn ctp ctr cts ctt ctu cuc cud cue cui cuk cun cup cur cus cut cuu dcc dcd dce dci dck dcn dcp dcr dcs dct dcu ddc ddd dde ddi ddk ddn ddp ddr dds ddt ddu de- dec ded dee dei dek den dep der des det deu di- dic did die dii dik din dip dir dis dit diu dkc dke dki dkk dkp dkr dks dkt dku dnc dnd dne dni dnk dnn dnp dnr dns dnt dpc dpd dpe dpi dpk dpn dpp dpr dps dpt dpu drc drd dre dri drk drn drp drr drs drt dru dsc dsd dse dsi dsk dsn dsp dsr dss dst dsu dtc dtd dte dti dtk dtn dtp dtr dts dtt dtu duc dud due dui duk dun dup dur dus dut ec- ecc ecd ece eci eck ecn ecr ecs ect ecu ed- edc edd ede edi edk edn edp edr eds edt edu eec eed eee eek een eep eer ees eet eic eid eie eii eik ein eip eir eis eit eiu ekc ekd eke eki ekp ekr eks ekt eku en- enc end ene eni enk enn enp enr ens ent enu ep- epc epd epe epi epn epp epr eps ept epu erc erd ere eri erk ern erp err ers ert eru es- esc esd ese esi esk esn esp esr ess est esu etc etd ete eti etk etn etp etr ets ett etu eu- euc eud eue eui eun eup eur eus eut i-d icc icd ice ici ick icn icp icr ics ict icu idc idd ide idi idk idn idp idr ids idt idu ie- iec ied iee iei iek ien iep ier ies iet iic iid iie iii iin iip iir iis iit iiu ikc ike iki ikk ikr iks ikt iku in- inc ind ine ini ink inn inp inr ins int inu ipc ipd ipe ipi ipn ipp ipr ips ipt ipu ir- irc ird ire iri irk irn irp irr irs irt iru is- isc isd ise isi isk isn isp isr iss ist isu itc itd ite iti itk itn itp its itt itu iu- iuc iud iue iui iup iur ius iut k-t kcc kcd kce kci kck kcn kcp kcr kcs kct kcu kdc kde kdk kdp kdr kds kdt kdu ke- kec ked kee kei kek ken kep ker kes ket kic kid kie kii kik kin kip kir kis kit kiu kkc kke kki kkk kkn kkp kkr kks kkt kku kn- knc knd kne kni knk knn knp knr knt knu kpc kpd kpe kpi kpk kpn kpp kpr kps kpt kpu krc krd kri krk krn krp krr krs krt kru ksc ksd kse ksi ksk ksn ksp ksr kss kst ksu ktc kte ktk ktn ktp ktr kts ktt ktu kuc kud kue kui kuk kun kup kur kus kut kuu n-i ncc ncd nce nci nck ncn ncp ncr ncs nct ncu ndc ndd nde ndi ndk ndn ndp ndr nds ndt ndu ne- nec ned nee nei nek nen nep ner nes net neu nic nid nie nii nik nin nip nir nis nit niu nkc nke nki nkk nkn nkp nkr nks nkt nku nnc nne nni nnk nnn nnp nns nnt nnu npc npd npe npi npn npp npr nps npt npu nrc nrd nre nri nrk nrn nrp nrr nrs nrt nru nsc nsd nse nsi nsk nsn nsp nsr nss nst nsu ntc ntd nte nti ntk ntn ntp ntr nts ntt ntu nuc nud nue nui nuk nun nup nur nus nut nuu p-p pcc pcd pce pci pck pcn pcp pcr pcs pct pcu pdc pdd pde pdi pdk pdn pdp pdr pds pdt pdu pec ped pee pei pek pen pep per pes pet peu pic pid pie pii pik pin pip pir pis pit piu pkc pkd pke pki pkn pkp pkr pks pkt pku pn- pnc pnd pne pni pnk pnn pnp pnr pns pnt pnu ppc ppd ppe ppi ppk ppn ppp ppr pps ppt ppu prc prd pre pri prk prn prp prr prs prt pru ps- psc psd pse psi psk psn psp psr pss pst psu pt- ptc ptd pte pti ptk ptn ptp ptr pts ptt ptu puc pud pue pui puk pun pup pur pus put puu rcc rcd rce rci rcn rcp rcr rcs rct rcu rdc rdd rde rdi rdn rdp rdr rds rdt rdu re- rec red ree rei rek ren rep rer res ret reu ric rid rie rii rik rin rip rir ris rit rkc rke rkk rkp rks rkt rku rnc rnd rni rnn rnp rnr rns rnt rnu rpc rpd rpe rpi rpk rpn rpp rpr rps rpt rpu rrc rrd rri rrk rrn rrp rrr rrs rrt rru rsc rsd rse rsi rsk rsn rsp rsr rss rst rsu rtc rtd rte rti rtk rtn rtp rtr rts rtt rtu ruc rud rue rui ruk run rup rur rus rut ruu scc scd sce sci sck scn scp scr scs sct scu sdc sdd sde sdi sdk sdn sdp sdr sds sdt sdu se- sec sed see sei sek sen sep ser ses set seu sic sid sie sii sik sin sip sir sis sit siu sk- skc skd ske ski skk skp skr sks