-er -ey -ic c-- ccc ccd cce cci ccn cco ccr ccs cdc cdd cde cdi cdn cdo cdr cds cdy ce- cec ced cee cei cen ceo cer ces cey ci- cic cid cie cii cin cio cir cis cn- cnc cnd cne cni cnn cno cnr cns cny co- coc cod coe coi con coo cor cos coy crc crd cre cri crn cro crr crs cry csc csd cse csi csn cso csr css csy cyc cyd cye cyn cyo cyr cys dcc dcd dce dci dcn dco dcr dcs ddc ddd dde ddi ddn ddo ddr dds ddy de- dec ded dee dei den deo der des dey di- dic did die dii din dio dir dis diy dnc dnd dne dni dnn dno dnr dns dny doc dod doe doi don doo dor dos doy drc drd dre dri drn dro drr drs dry dsc dsd dse dsi dsn dso dsr dss dsy dy- dyc dyd dye dyn dyo dyr dys dyy ec- ecc ecd ece eci ecn eco ecr ecs ed- edc edd ede edi edn edo edr eds edy eec eed eee een eeo eer ees eey eic eid eie eii ein eio eir eis en- enc end ene eni enn eno enr ens eny eo- eoc eod eoe eoi eon eoo eor eos erc erd ere eri ern ero err ers ery es- esc esd ese esi esn eso esr ess esy eyc eyd eye eyn eyo eyr eys i-d icc icd ice ici icn ico icr ics icy idc idd ide idi idn ido idr ids idy ie- iec ied iee iei ien ier ies iey iic iid iie iii iin iio iir iis in- inc ind ine ini inn ino inr ins iny io- ioc iod ioe ioi ion ioo ior ios ir- irc ird ire iri irn iro irr irs iry is- isc isd ise isi isn iso isr iss isy iyc iye iyo iyr iys iyy n-i ncc ncd nce nci ncn nco ncr ncs ndc ndd nde ndi ndn ndo ndr nds ndy ne- nec ned nee nei nen neo ner nes ney nic nid nie nii nin nio nir nis nnc nne nni nnn nno nns no- noc nod noe noi non noo nor nos noy nrc nrd nre nri nrn nro nrr nrs nry nsc nsd nse nsi nsn nso nsr nss nsy nyc nyd nye nyn nyo nys nyy o-i oc- occ ocd oci ocn oco ocr ocs odc odd ode odi odn odo odr ods oec oed oee oei oen oeo oer oes oey oic oid oie oii oin oio oir ois on- onc ond one oni onn ono onr ons ony oo- ooc ood ooi oon ooo oor oos or- orc ord ore ori orn oro orr ors ory os- osc osd ose osi osn oso osr oss oyd oye oyi oyo oys rcc rcd rce rci rcn rco rcr rcs rdc rdd rde rdi rdn rdo rdr rds rdy re- rec red ree rei ren reo rer res rey ric rid rie rii rin rio rir ris riy rnc rnd rni rnn rno rnr rns rny roc rod roe roi ron roo ror ros roy rrc rrd rri rrn rrr rrs rsc rsd rse rsi rsn rso rsr rss ry- ryc ryd rye ryn ryo ryr rys ryy scc scd sce sci scn sco scr scs sdc sdd sde sdi sdn sdo sdr sds sdy se- sec sed see sei sen seo ser ses sey sic sid sie sii sin sio sir sis snc snd sne sni snn sno snr sns sny soc sod soe soi son soo sor sos soy sr- src srd sre sri srn sro srr srs sry ss- ssc ssd sse ssi ssn sso ssr sss sy- syc syd sye syi syn syr sys ycc ycd yce yci yco ycs ycy yde ydn ydo yds ydy yec yed yee yei yen yeo yer yes yey yid yie yii yin yio yir yis ynd yne ynn yns yny yoc yod yoe yoi yon yoo yor yos yoy yrc yre yrn yro yrs ysc yse ysi yso ysr yss ysy yyc yye yys yyy