-er -ic -ol c-- ccc cce cch cci ccl cco ccp ccr ccs ce- cec cee ceh cei cel ceo cep cer ces ch- chc che chh chi chl cho chp chr chs ci- cic cie cih cii cil cio cip cir cis cl- clc cle clh cli cll clo clp clr cls co- coc coe coh coi col coo cop cor cos cpc cpe cph cpi cpl cpo cpp cpr cps crc cre crh cri crl cro crp crr crs csc cse csh csi csl cso csp csr css ec- ecc ece ech eci ecl eco ecr ecs eec eee eel eeo eep eer ees ehc ehe ehh ehi ehl eho ehp ehr ehs eic eie eii eil eio eip eir eis elc ele elh eli ell elo elp elr els eo- eoc eoe eoh eoi eol eoo eop eor eos ep- epc epe eph epi epl epo epp epr eps erc ere erh eri erl ero erp err ers es- esc ese esh esi esl eso esp esr ess h-i hcc hce hch hci hcl hco hcp hcr hcs he- hec hee heh hei hel heo hep her hes hhc hhe hhh hhi hhl hho hhp hhr hhs hic hie hih hii hil hio hip hir his hlc hle hlh hli hll hlo hlp hlr hls hoc hoe hoh hoi hol hoo hop hor hos hpc hpe hph hpi hpl hpo hpp hpr hps hr- hrc hre hrh hri hrl hro hrp hrr hrs hsc hse hsh hsi hsl hsp hsr hss icc ice ich ici icl ico icp icr ics ie- iec iee iei iel iep ier ies ihc ihe ihh ihi ihl iho ihp ihr ihs iic iie iih iii iil iio iip iir iis il- ilc ile ilh ili ill ilo ilp ilr ils io- ioc ioe ioh ioi iol ioo iop ior ios ipc ipe ipi ipl ipo ipp ipr ips ir- irc ire iri irl iro irp irr irs is- isc ise ish isi isl iso isp isr iss l-p lcc lce lch lci lcl lco lcp lcr lcs lec lee leh lei lel leo lep ler les lhc lhh lhi lho lhp lhr lhs lic lie lih lii lil lio lip lir lis llc lle lli lll llo llp llr lls loc loe loh loi lol loo lop lor los lpc lpe lph lpi lpl lpo lpp lpr lps lrc lrh lri lro lrp lrr lrs lsc lse lsh lsi lsl lso lsp lsr lss o-i oc- occ och oci ocl oco ocp ocr ocs oec oee oeh oei oel oeo oep oer oes ohc ohe ohh ohi ohl oho ohp ohr ohs oic oie oii oil oio oip oir ois olc ole oli oll olo olp ols oo- ooc ooh ooi ool ooo oop oor oos op- opc ope oph opi opl opo opp opr ops or- orc ore orh ori orl oro orp orr ors os- osc ose osh osi osl oso osp osr oss p-p pcc pce pch pci pcl pco pcp pcr pcs pec pee peh pei pel peo pep per pes phc phe phi phl pho php phr phs pic pie pih pii pil pio pip pir pis plc ple plh pli pll plo plp plr pls poc poe poh poi pol poo pop por pos ppc ppe pph ppi ppl ppo ppp ppr pps prc pre prh pri prl pro prp prr prs ps- psc pse psh psi psl pso psp psr pss rcc rce rch rci rcl rco rcp rcr rcs re- rec ree reh rei rel reo rep rer res rh- rhc rhe rhh rhi rhl rho rhp rhr rhs ric rie rih rii ril rio rip rir ris rlc rle rlh rli rll rlo rlp rlr rls roc roe roh roi rol roo rop ror ros rpc rpe rph rpi rpl rpo rpp rpr rps rrc rrh rri rrl rrp rrr rrs rsc rse rsh rsi rsl rso rsp rsr rss scc sce sch sci scl sco scp scr scs se- sec see seh sei sel seo sep ser ses sh- shc she shh shi shl sho shp shr shs sic sie sih sii sil sio sip sir sis slc sle slh sli sll slo slp slr sls soc soe soh soi sol soo sop sor sos spc spe sph spi spl spo spp spr sps sr- src sre srh sri srl sro srp srr srs ss- ssc sse ssh ssi ssl sso ssp ssr sss