-er -ic c-- ccc ccd cce cci ccn cco ccr ccs cct ccu cdc cdd cde cdi cdn cdo cdr cds cdt cdu ce- cec ced cee cei cen ceo cer ces cet ceu ci- cic cid cie cii cin cio cir cis cit ciu cn- cnc cnd cne cni cnn cno cnr cns cnt cnu co- coc cod coe coi con coo cor cos cot cou crc crd cre cri crn cro crr crs crt cru csc csd cse csi csn cso csr css cst csu ctc ctd cte cti ctn cto ctr cts ctt ctu cuc cud cue cui cun cuo cur cus cut cuu dcc dcd dce dci dcn dco dcr dcs dct dcu ddc ddd dde ddi ddn ddo ddr dds ddt ddu de- dec ded dee dei den deo der des det deu di- dic did die dii din dio dir dis dit diu dnc dnd dne dni dnn dno dnr dns dnt doc dod doe doi don doo dor dos dot dou drc drd dre dri drn dro drr drs drt dru dsc dsd dse dsi dsn dso dsr dss dst dsu dtc dtd dte dti dtn dto dtr dts dtt dtu duc dud due dui dun duo dur dus dut ec- ecc ecd ece eci ecn eco ecr ecs ect ecu ed- edc edd ede edi edn edo edr eds edt edu eec eed eee een eeo eer ees eet eic eid eie eii ein eio eir eis eit eiu en- enc end ene eni enn eno enr ens ent enu eo- eoc eod eoe eoi eon eoo eor eos eot eou erc erd ere eri ern ero err ers ert eru es- esc esd ese esi esn eso esr ess est esu etc etd ete eti etn eto etr ets ett etu eu- euc eud eue eui eun eur eus eut i-d icc icd ice ici icn ico icr ics ict icu idc idd ide idi idn ido idr ids idt idu ie- iec ied iee iei ien ier ies iet iic iid iie iii iin iio iir iis iit iiu in- inc ind ine ini inn ino inr ins int inu io- ioc iod ioe ioi ion ioo ior ios iot iou ir- irc ird ire iri irn iro irr irs irt iru is- isc isd ise isi isn iso isr iss ist isu itc itd ite iti itn ito its itt itu iu- iuc iud iue iui iur ius iut n-i ncc ncd nce nci ncn nco ncr ncs nct ncu ndc ndd nde ndi ndn ndo ndr nds ndt ndu ne- nec ned nee nei nen neo ner nes net neu nic nid nie nii nin nio nir nis nit niu nnc nne nni nnn nno nns nnt nnu no- noc nod noe noi non noo nor nos not nou nrc nrd nre nri nrn nro nrr nrs nrt nru nsc nsd nse nsi nsn nso nsr nss nst nsu ntc ntd nte nti ntn nto ntr nts ntt ntu nuc nud nue nui nun nuo nur nus nut nuu o-i oc- occ ocd oci ocn oco ocr ocs oct ocu odc odd ode odi odn odo odr ods odt odu oec oed oee oei oen oeo oer oes oet oic oid oie oii oin oio oir ois oit oiu on- onc ond one oni onn ono onr ons ont onu oo- ooc ood ooi oon ooo oor oos oot or- orc ord ore ori orn oro orr ors ort oru os- osc osd ose osi osn oso osr oss ost osu ot- otc otd ote oti otn oto otr ots ott otu ou- ouc oud oue oui oun ouo our ous out rcc rcd rce rci rcn rco rcr rcs rct rcu rdc rdd rde rdi rdn rdo rdr rds rdt rdu re- rec red ree rei ren reo rer res ret reu ric rid rie rii rin rio rir ris rit rnc rnd rni rnn rno rnr rns rnt rnu roc rod roe roi ron roo ror ros rot rou rrc rrd rri rrn rrr rrs rrt rru rsc rsd rse rsi rsn rso rsr rss rst rsu rtc rtd rte rti rtn rto rtr rts rtt rtu ruc rud rue rui run ruo rur rus rut ruu scc scd sce sci scn sco scr scs sct scu sdc sdd sde sdi sdn sdo sdr sds sdt sdu se- sec sed see sei sen seo ser ses set seu sic sid sie sii sin sio sir sis sit siu snc snd sne sni snn sno snr sns snt snu soc sod soe soi son soo sor sos sot sou sr- src srd sre sri srn sro srr srs srt ss- ssc ssd sse ssi ssn sso ssr sss sst ssu stc std ste sti stn sto str sts stt stu suc sud sue sui sun suo sur sus sut suu tcc tcd tce tci tcn tco tcr tcs tct tcu tdc tdd tde tdi tdn tdo tdr tds tdt tdu te- tec ted tee tei ten teo ter tes tet teu tic tid tie tii tin tio tir tis tit tiu tnc tnd tne tni tnn tno tnr tns tnt to- toc tod toe toi ton too tor tos tot tou trc trd tre tri trn tro trr trs trt tru tsc tsd tse tsi tsn tso tsr tss tst tsu ttc ttd tte tti ttn tto ttr tts ttt ttu tuc tud tue tui tun tuo tur tus tut tuu ucc ucd uce uci ucn uco ucr ucs uct ucu udc udd ude udi udn udo udr uds udt udu uec ued uee uei uen uer ues uet uic uid uie uii uin uio uir uis uit uiu un- unc und une uni unn uno unr uns unt unu uoc uod uoe uon uoo uor uos uot ur- urc urd ure uri urn uro urr urs urt uru usc usd use usi usn uso usr uss ust usu utc utd ute uti utn uto utr uts