-er -ic -up c-- ccc cce ccg cci ccn cco ccp ccr ccs ccu ce- cec cee ceg cei cen ceo cep cer ces ceu cgc cge cgg cgi cgn cgo cgp cgr cgs cgu ci- cic cie cig cii cin cio cip cir cis ciu cn- cnc cne cng cni cnn cno cnp cnr cns cnu co- coc coe cog coi con coo cop cor cos cou cpc cpe cpg cpi cpn cpo cpp cpr cps cpu crc cre crg cri crn cro crp crr crs cru csc cse csg csi csn cso csp csr css csu cuc cue cug cui cun cuo cup cur cus cuu ec- ecc ece ecg eci ecn eco ecr ecs ecu eec eee eeg een eeo eep eer ees egc ege egg egi egn ego egp egr egs egu eic eie eig eii ein eio eip eir eis eiu en- enc ene eng eni enn eno enp enr ens enu eo- eoc eoe eog eoi eon eoo eop eor eos eou ep- epc epe epg epi epn epo epp epr eps epu erc ere erg eri ern ero erp err ers eru es- esc ese esg esi esn eso esp esr ess esu eu- euc eue eug eui eun eup eur eus g-p gcc gce gcg gci gcn gco gcp gcr gcs gcu ge- gec gee geg gei gen geo gep ger ges geu ggc ggg ggi ggn ggo ggp ggr ggs ggu gic gie gig gii gin gio gip gir gis giu gnc gne gni gnn gno gnp gnr gns gnu goc goe gog goi gon goo gop gor gos gou gpc gpe gpg gpi gpn gpo gpp gpr gps gpu grc gre grg gri grn gro grp grr grs gru gsc gse gsg gsi gsn gso gsp gsr gss gsu gu- guc gue gug gui gun guo gup gur gus guu icc ice icg ici icn ico icp icr ics icu ie- iec iee ieg iei ien iep ier ies igc ige igg igi ign igo igp igr igs igu iic iie iii iin iio iip iir iis iiu in- inc ine ing ini inn ino inp inr ins inu io- ioc ioe iog ioi ion ioo iop ior ios iou ipc ipe ipg ipi ipn ipo ipp ipr ips ipu ir- irc ire irg iri irn iro irp irr irs iru is- isc ise isg isi isn iso isp isr iss isu iu- iuc iue iug iui iup iur ius n-i ncc nce ncg nci ncn nco ncp ncr ncs ncu ne- nec nee neg nei nen neo nep ner nes neu ngc nge ngg ngi ngn ngo ngp ngs ngu nic nie nig nii nin nio nip nir nis niu nnc nne nng nni nnn nno nnp nns nnu no- noc noe nog noi non noo nop nor nos nou npc npe npg npi npn npo npp npr nps npu nrc nre nrg nri nrn nro nrp nrr nrs nru nsc nse nsg nsi nsn nso nsp nsr nss nsu nuc nue nug nui nun nuo nup nur nus nuu o-i oc- occ ocg oci ocn oco ocp ocr ocs ocu oec oee oeg oei oen oeo oep oer oes ogc oge ogg ogi ogn ogo ogp ogs oic oie oii oin oio oip oir ois oiu on- onc one ong oni onn ono onp onr ons onu oo- ooc oog ooi oon ooo oop oor oos op- opc ope opg opi opn opo opp opr ops or- orc ore org ori orn oro orp orr ors oru os- osc ose osg osi osn oso osp osr oss osu ou- ouc oue oui oun ouo oup our ous p-p pcc pce pcg pci pcn pco pcp pcr pcs pcu pec pee peg pei pen peo pep per pes peu pgc pge pgg pgi pgn pgo pgp pgr pgs pic pie pig pii pin pio pip pir pis piu pn- pnc pne png pni pnn pno pnp pnr pns pnu poc poe pog poi pon poo pop por pos pou ppc ppe ppg ppi ppn ppo ppp ppr pps ppu prc pre prg pri prn pro prp prr prs pru ps- psc pse psg psi psn pso psp psr pss psu puc pue pug pui pun pup pur pus puu rcc rce rcg rci rcn rco rcp rcr rcs rcu re- rec ree reg rei ren reo rep rer res reu rgc rge rgg rgi rgn rgo rgp rgr rgs ric rie rig rii rin rio rip rir ris rnc rng rni rnn rno rnp rnr rns rnu roc roe rog roi ron roo rop ror ros rou rpc rpe rpg rpi rpn rpo rpp rpr rps rpu rrc rrg rri rrn rrp rrr rrs rru rsc rse rsg rsi rsn rso rsp rsr rss rsu ruc rue rug rui run ruo rup rur rus ruu scc sce scg sci scn sco scp scr scs scu se- sec see seg sei sen seo sep ser ses seu sgc sge sgg sgi sgn sgo sgp sgr sgs sgu sic sie sig sii sin sio sip sir sis siu snc sne sng sni snn sno snp snr sns snu soc soe sog soi son soo sop sor sos sou spc spe spg spi spn spo spp spr sps spu sr- src sre srg sri srn sro srp srr srs ss- ssc sse ssg ssi ssn sso ssp ssr sss ssu suc sue sug sui sun suo sup sur sus suu ucc uce ucg uci ucn uco ucp ucr ucs ucu uec uee ueg uei uen uep uer ues ugc uge ugg ugi ugn ugo ugp ugr ugs ugu uic uie uig uii uin uio uip uir uis uiu un- unc une ung uni unn uno unp unr uns unu uoc uoe uog uon uoo uop uor uos up- upc upe upg upi upn upo upp upr ups upu ur- urc ure urg uri urn uro urp urr urs uru usc use usg usi usn uso usp usr uss usu uuc uue uug