-er c-- ccc ccd cce cco ccr cct ccu ccx cdc cdd cde cdo cdr cdt cdu cdx ce- cec ced cee ceo cer cet ceu cex co- coc cod coe coo cor cot cou cox crc crd cre cro crr crt cru crx ctc ctd cte cto ctr ctt ctu ctx cuc cud cue cuo cur cut cuu cxc cxo cxr cxt cxx dcc dcd dce dco dcr dct dcu dcx ddc ddd dde ddo ddr ddt ddu ddx de- dec ded dee deo der det deu dex doc dod doe doo dor dot dou dox drc drd dre dro drr drt dru drx dtc dtd dte dto dtr dtt dtu dtx duc dud due duo dur dut dux dxc dxd dxo dxr dxt dxx ec- ecc ecd ece eco ecr ect ecu ecx ed- edc edd ede edo edr edt edu edx eec eed eee eeo eer eet eex eo- eoc eod eoe eoo eor eot eou erc erd ere ero err ert eru etc etd ete eto etr ett etu etx eu- euc eud eue eur eut eux ex- exc exd exe exo exr ext exu exx oc- occ ocd oco ocr oct ocu ocx odc odd ode odo odr odt odu oec oed oee oeo oer oet oex oo- ooc ood ooo oor oot oox or- orc ord ore oro orr ort oru orx ot- otc otd ote oto otr ott otu ou- ouc oud oue ouo our out ox- oxc oxo oxt oxx rcc rcd rce rco rcr rct rcu rcx rdc rdd rde rdo rdr rdt rdu rdx re- rec red ree reo rer ret reu rex roc rod roe roo ror rot rou rox rrc rrd rrr rrt rru rtc rtd rte rto rtr rtt rtu rtx ruc rud rue ruo rur rut ruu rux rxr t-x tcc tcd tce tco tcr tct tcu tcx tdc tdd tde tdo tdr tdt tdu tdx te- tec ted tee teo ter tet teu tex to- toc tod toe too tor tot tou tox trc trd tre tro trr trt tru trx ttc ttd tte tto ttr ttt ttu ttx tuc tud tue tuo tur tut tuu tux txe txt txu ucc ucd uce uco ucr uct ucu udc udd ude udo udr udt udu udx uec ued uee uer uet uoc uod uoe uoo uor uot uox ur- urc urd ure uro urr urt uru urx utc utd ute uto utr utt utu utx uuc uue uur uut uuu uxc uxo uxr uxt uxu xcd xcr xcx xdc xde xdr xdt xed xee xer xet xeu xex xoc xod xoo xor xot xox xrc xrd xrt xrx xtc xtr xtx xue xxo xxx

c-cd cccc cccu ccdc ccdr cced ccee ccoc ccod ccrc ccre ccrt cctc cctt ccuc ccut cd-e cd-r cddr cdec cder cdex cdot cdre cec- cece ceco cect cedd cede cedo cedt cedu ceec ceor ceou cer- cerc cerd cere cero cert cet- cete ceto ceux cexe coce coco coct cocu codd code coed coex cood coot cor- corc cord core coro corr cort cotc cote coto cott cotu coud coue cour cout coux coxe crcc crce crcr crdc cre- crec cred cree creo cret creu crex croc crod croe croo cror crot crrt crtc crud crue crut crux ctec ctor ctot ctrc cucc cuce cude cued cuer curd cure curo curr curt cut- cutc cute cuto cutt cxro cxxx dccc dcct dccu dctc dcxx dddd ddoc ddot ddrc ddre dec- decc decd dece deco dect dedd dede dedo dedu deed deer deet deor der- derc dere dero derr dete deto detr deue deur deut deux dex- dexe dext do-x doce doco doct docu dod- dodd dode dodo doer dood door doot dorc dord dore doro dorr dort doru dotd dote doto dott douc doud doue dour dout doux dred dree dret drod drot drou drue drut druu dtcc dted dtor dtot dtox dttx dtxt duce duco duct dudd dude dudo dudu duer duet duo- dure duro durt duru dute duur duut dxcc dxco dxdc dxdr dxec dxed dxoc dxrd dxre dxrr dxrt dxrx dxue dxur dxxr dxxx eccc ecce ecco ecct ecdc eced eco- ecod ecot ecou ecrc ecrr ecru ect- ectc ecto eddc edde eddo ede- eder edex edoc edod edou edru educ edur eede eedu eeee eeoc eerc eero eetc eete eetu eext eocd eode eore eotc eotd eoto eoux er-x ercc erce erde erec ered erer eret eroc erod eroe eroo errc erre erro ertu eruc erur etcc etco etec etee eter etoe etox etre etro ette etto ettu etux eucd eude euer eur- eurc eure euro eurt exco exec exed exer exo- exod exor exrx exte extr o-eo occc occt oce oced ocee ocet ocre ocro ocrr oct- octe octo ocur oddd oded odeo oder odet odex odoo odor odot odou odtu odur oec- oecc oedo oeec oere oocr ooer oooo oord oore oort orce orco orde ordo ordu ore- orec ored oreo orer orex oro- oroe oror orot orro ortc orte orto otcd oted otee oter oto- otoe otoo otor otre otro otte otto ottu otur oucc oudc oude oued ouer our- oure ouro ourt out- oute outo ouu- oxer oxo- oxox oxud oxxo rccc rcdc rcde rcet rcrd rctc rder rdoc recc recd rece recr rect recu redc redd rede redo redr redu redx reed reet reod reot reou rerd rere rero rert reru retd rete reto retr rett reue reut reuu reux rexx rocc roce roco rodd rode rodo roed roer roet rood roor root roox rorc rore roro rort roru rotc rote roto rotr rott roud roue rout roux roxo rred rrrr rtcc rtce rtdt rtee rtex ruce ruct rudd rude rudo rued ruer ruet rurc rurd rure ruro ruru rute ruto rutt rutu ruud tccc tccu tcdd tctc tdor teco tecr tect tedd tede tedx teec teed teer teet teor ter- terc tere tero terr teru tete teto tetr tett tetu tetx teut text toce toco todd tode todo todt todu toed