-er -ic c-- ccc cce ccg cci ccl ccn ccp ccr cct ce- cec cee ceg cei cel cen cep cer cet cgc cge cgg cgi cgl cgn cgp cgr cgt ci- cic cie cig cii cil cin cip cir cit cl- clc cle clg cli cll cln clp clr clt cn- cnc cne cng cni cnl cnn cnp cnr cnt cpc cpe cpg cpi cpl cpn cpp cpr cpt crc cre crg cri crl crn crp crr crt ctc cte ctg cti ctl ctn ctp ctr ctt ec- ecc ece ecg eci ecl ecn ecr ect eec eee eeg eel een eep eer eet egc ege egg egi egl egn egp egr egt eic eie eig eii eil ein eip eir eit elc ele elg eli ell eln elp elr elt en- enc ene eng eni enl enn enp enr ent ep- epc epe epg epi epl epn epp epr ept erc ere erg eri erl ern erp err ert etc ete etg eti etl etn etp etr ett g-p gcc gce gcg gci gcl gcn gcp gcr gct ge- gec gee geg gei gel gen gep ger get ggc ggg ggi ggn ggp ggr ggt gic gie gig gii gil gin gip gir git glc gle glg gli gll gln glp glr glt gnc gne gni gnl gnn gnp gnr gnt gpc gpe gpg gpi gpl gpn gpp gpr gpt grc gre grg gri grl grn grp grr grt gtc gte gtg gti gtl gtn gtp gtr gtt icc ice icg ici icl icn icp icr ict ie- iec iee ieg iei iel ien iep ier iet igc ige igg igi igl ign igp igr igt iic iie iii iil iin iip iir iit il- ilc ile ilg ili ill iln ilp ilr ilt in- inc ine ing ini inl inn inp inr int ipc ipe ipg ipi ipl ipn ipp ipr ipt ir- irc ire irg iri irl irn irp irr irt itc ite itg iti itl itn itp itt l-p lcc lce lcg lci lcl lcn lcp lcr lct lec lee leg lei lel len lep ler let lgc lge lgg lgi lgl lgn lgp lgr lgt lic lie lig lii lil lin lip lir lit llc lle llg lli lll lln llp llr llt lnc lne lng lni lnl lnn lnp lnr lnt lpc lpe lpg lpi lpl lpn lpp lpr lpt lrc lrg lri lrn lrp lrr lrt ltc lte ltg lti ltl ltp ltr ltt n-i ncc nce ncg nci ncl ncn ncp ncr nct ne- nec nee neg nei nel nen nep ner net ngc nge ngg ngi ngl ngn ngp ngt nic nie nig nii nil nin nip nir nit nlc nle nlg nli nll nln nlp nlr nlt nnc nne nng nni nnl nnn nnp nnt npc npe npg npi npl npn npp npr npt nrc nre nrg nri nrl nrn nrp nrr nrt ntc nte ntg nti ntn ntp ntr ntt p-p pcc pce pcg pci pcl pcn pcp pcr pct pec pee peg pei pel pen pep per pet pgc pge pgg pgi pgl pgn pgp pgr pgt pic pie pig pii pil pin pip pir pit plc ple plg pli pll pln plp plr plt pn- pnc pne png pni pnl pnn pnp pnr pnt ppc ppe ppg ppi ppl ppn ppp ppr ppt prc pre prg pri prl prn prp prr prt pt- ptc pte ptg pti ptl ptn ptp ptr ptt rcc rce rcg rci rcl rcn rcp rcr rct re- rec ree reg rei rel ren rep rer ret rgc rge rgg rgi rgn rgp rgr rgt ric rie rig rii ril rin rip rir rit rlc rle rlg rli rll rln rlp rlr rlt rnc rng rni rnn rnp rnr rnt rpc rpe rpg rpi rpl rpn rpp rpr rpt rrc rrg rri rrl rrn rrp rrr rrt rtc rte rtg rti rtl rtn rtp rtr rtt tcc tce tcg tci tcl tcn tcp tcr tct te- tec tee teg tei tel ten tep ter tet tgc tge tgg tgi tgl tgn tgp tgr tgt tic tie tig tii til tin tip tir tit tlc tle tlg tli tll tln tlp tlr tlt tnc tne tng tni tnl tnn tnp tnr tnt tpc tpe tpg tpi tpl tpn tpp tpr tpt trc tre trg tri trl trn trp trr trt ttc tte ttg tti ttl ttn ttp ttr ttt