-er c-- ccc cce ccn cco ccp ccr cct ccx ce- cec cee cen ceo cep cer cet cex cn- cnc cne cnn cno cnp cnr cnt cnx co- coc coe con coo cop cor cot cox cpc cpe cpn cpo cpp cpr cpt cpx crc cre crn cro crp crr crt crx ctc cte ctn cto ctp ctr ctt ctx cxc cxo cxp cxr cxt cxx ec- ecc ece ecn eco ecr ect ecx eec eee een eeo eep eer eet eex en- enc ene enn eno enp enr ent eo- eoc eoe eon eoo eop eor eot ep- epc epe epn epo epp epr ept epx erc ere ern ero erp err ert etc ete etn eto etp etr ett etx ex- exc exe exo exp exr ext exx ncc nce ncn nco ncp ncr nct ncx ne- nec nee nen neo nep ner net nex nnc nne nnn nno nnp nnt no- noc noe non noo nop nor not nox npc npe npn npo npp npr npt nrc nre nrn nro nrp nrr nrt nrx ntc nte ntn nto ntp ntr ntt ntx nxc nxt oc- occ ocn oco ocp ocr oct ocx oec oee oen oeo oep oer oet oex on- onc one onn ono onp onr ont onx oo- ooc oon ooo oop oor oot oox op- opc ope opn opo opp opr opt opx or- orc ore orn oro orp orr ort orx ot- otc ote otn oto otp otr ott ox- oxc oxn oxo oxt oxx p-p pcc pce pcn pco pcp pcr pct pcx pec pee pen peo pep per pet pex pn- pnc pne pnn pno pnp pnr pnt pnx poc poe pon poo pop por pot pox ppc ppe ppn ppo ppp ppr ppt ppx prc pre prn pro prp prr prt prx pt- ptc pte ptn pto ptp ptr ptt ptx pxc pxe pxr pxt rcc rce rcn rco rcp rcr rct rcx re- rec ree ren reo rep rer ret rex rnc rnn rno rnp rnr rnt roc roe ron roo rop ror rot rox rpc rpe rpn rpo rpp rpr rpt rpx rrc rrn rrp rrr rrt rtc rte rtn rto rtp rtr rtt rtx rxp rxr t-x tcc tce tcn tco tcp tcr tct tcx te- tec tee ten teo tep ter tet tex tnc tne tnn tno tnp tnr tnt tnx to- toc toe ton too top tor tot tox tpc tpe tpn tpo tpp tpr tpt tpx trc tre trn tro trp trr trt trx ttc tte ttn tto ttp ttr ttt ttx txe txn txt xcp xcr xcx xee xen xep xer xet xex xnc xno xoc xon xoo xop xor xot xox xpc xpe xpn xpo xpp xpt xrc xrt xrx xtc xtp xtr xtx xxo xxp xxx

-ene -one cccc cccp ccee ccnc ccne ccnp ccnr ccoc ccpe ccpn ccpp ccpr ccrc ccre ccrp ccrt cctc cctt cec- cece ceco cecp cect ceec cen- cene ceno cent ceop ceor cepc cepe cepo cepp cepr cept cer- cerc cere cern cero cerp cert cet- cete ceto cetp cexe cnco cncp cnep cnet cnex cnrc cnrr cnrt cntc cntr coce coco cocp coct coen coep coex con- conc cone conn cono cont coon coop coot cope copo copp copr copt cor- corc core corn coro corp corr cort cotc cote cotn coto cott coxe cpce cpep cper cpnt cpox cpre cprt cptp cptr crcc crce crcr cre- crec cree cren creo crep cret crex crne croc croe cron croo crop cror crot crpc crrt crtc crtp ctcp ctec cten ctep ctne ctor ctot ctpo ctpp ctrc ctrn ctrp cttn cxpo cxro cxxx eccc ecce ecco ecct ecne eco- econ ecop ecot ecpp ecrc ecrr ect- ectc ecto eeee eent eeoc eerc eero eetc eete eext ence enco enee eneo ener ennc enne eno- enoc enoe enon enp- ent- ente ento entp entr eone eont eore eotc eoto epcc epec epee epen eper epoc epon epor epot epox eppc eppo eppp epro eprp epte epxp er-x ercc erce ercp erec eren erer eret erne erno eroc eroe eron eroo erpe errc erre erro etcc etco etec etee eten eter etne etnr etoe eton etox etre etro ette ettn etto exco exec exen exer exo- exon exor expn expo expr expt exrx exte extr nccc nccn nccp nccr ncct ncec ncee ncen ncep ncer ncnc ncoc ncor ncpc ncrc ncre ncrp nctc ncte nctr necc nece neco necr nect neen neep neer neet nene neno nent neo- neoc neon neoo neot neox nepc nepe nepr nept nerc nere nero nerr nert net- nete neto nett nexe nexo next nexx nnnn nnot nnpr nntn noce noco noct noer non- none nonn nono nont nonx noo- noon nooo noop noor noot nope nor- norc nore norn noro norr nort not- note noto nott npcc nppc nprt nptc npte nptn nren nroc nron nrpc nrpn nrrc ntcc nter ntop ntpc ntrc ntto nttr o-eo occc occn occt oce ocee ocet ocon ocpp ocre ocro ocrr oct- octe octo oec- oecc oeec oen- oeno oere onc- once onco onct one- onec onee oneo onep oner onex onne onno onon onor onpt ont- ontc onto oocr ooer oone oont oooo oore oort ootp opec open opep oper opet opex opo- opon opor oppo optn opto orce orco ore- orec oren oreo orer orex ornc orne orno oro- oroe oron oror orot orpc orpe orro ortc orte orto otee oten otep oter oto- otoe oton otoo otor otpp otre otro otte otto oxen oxep oxer oxo- oxon oxox oxxo pccc pcce pcep pcer pcnt pcnx pcoe pcpn pcpp pcrc pcre pcte pece peco pecr pect peec peen peep peer peet pen- penc pene penn peno pent peon peor pepe pepo per- perc pere pern pero perp perr pert pete petn peto petr pett pnec pnet pnon pnot pnpo pnpp pnro pntr pnxt poce poco poer poet ponc pone pono ponp pont poon poop poor poot pop- popc pope popo popp popt