-al -er -ic -ol a-a a-c a-i aaa aac aae aai aal aao aap aar aas ac- aca acc ace aci acl aco acp acr acs aea aec aee aei ael aeo aep aer aes ai- aia aic aie aii ail aio aip air ais al- ala alc ale ali all alo alp alr als aoa aoc aoe aoi aol aoo aop aor aos ap- apa apc ape api apl apo app apr aps ar- ara arc are ari arl aro arp arr ars as- asa asc ase asi asl aso asp asr ass c-- caa cac cae cai cal cao cap car cas cca ccc cce cci ccl cco ccp ccr ccs ce- cea cec cee cei cel ceo cep cer ces ci- cia cic cie cii cil cio cip cir cis cl- cla clc cle cli cll clo clp clr cls co- coa coc coe coi col coo cop cor cos cpa cpc cpe cpi cpl cpo cpp cpr cps cra crc cre cri crl cro crp crr crs csa csc cse csi csl cso csp csr css eaa eac eae eai eal eao eap ear eas ec- eca ecc ece eci ecl eco ecr ecs eea eec eee eel eeo eep eer ees eia eic eie eii eil eio eip eir eis ela elc ele eli ell elo elp elr els eo- eoa eoc eoe eoi eol eoo eop eor eos ep- epa epc epe epi epl epo epp epr eps era erc ere eri erl ero erp err ers es- esa esc ese esi esl eso esp esr ess ia- iaa iac iae iai ial iao iap iar ias ica icc ice ici icl ico icp icr ics ie- iea iec iee iei iel iep ier ies iia iic iie iii iil iio iip iir iis il- ila ilc ile ili ill ilo ilp ilr ils io- ioa ioc ioe ioi iol ioo iop ior ios ipa ipc ipe ipi ipl ipo ipp ipr ips ir- ira irc ire iri irl iro irp irr irs is- isa isc ise isi isl iso isp isr iss l-p la- laa lac lae lai lal lao lap lar las lca lcc lce lci lcl lco lcp lcr lcs lea lec lee lei lel leo lep ler les lia lic lie lii lil lio lip lir lis lla llc lle lli lll llo llp llr lls loa loc loe loi lol loo lop lor los lpa lpc lpe lpi lpl lpo lpp lpr lps lra lrc lri lro lrp lrr lrs lsa lsc lse lsi lsl lso lsp lsr lss o-i oaa oac oae oai oal oao oap oar oas oc- oca occ oci ocl oco ocp ocr ocs oea oec oee oei oel oeo oep oer oes oia oic oie oii oil oio oip oir ois ola olc ole oli oll olo olp ols oo- ooa ooc ooi ool ooo oop oor oos op- opa opc ope opi opl opo opp opr ops or- ora orc ore ori orl oro orp orr ors os- osa osc ose osi osl oso osp osr oss p-p paa pac pae pai pal pao pap par pas pca pcc pce pci pcl pco pcp pcr pcs pea pec pee pei pel peo pep per pes pia pic pie pii pil pio pip pir pis pla plc ple pli pll plo plp plr pls poa poc poe poi pol poo pop por pos ppa ppc ppe ppi ppl ppo ppp ppr pps pra prc pre pri prl pro prp prr prs ps- psa psc pse psi psl pso psp psr pss ra- raa rac rae rai ral rao rap rar ras rca rcc rce rci rcl rco rcp rcr rcs re- rea rec ree rei rel reo rep rer res ria ric rie rii ril rio rip rir ris rla rlc rle rli rll rlo rlp rlr rls roa roc roe roi rol roo rop ror ros rpa rpc rpe rpi rpl rpo rpp rpr rps rra rrc rri rrl rrp rrr rrs rsa rsc rse rsi rsl rso rsp rsr rss saa sac sae sai sal sao sap sar sas sca scc sce sci scl sco scp scr scs se- sea sec see sei sel seo sep ser ses sia sic sie sii sil sio sip sir sis sla slc sle sli sll slo slp slr sls soa soc soe soi sol soo sop sor sos spa spc spe spi spl spo spp spr sps sr- sra src sre sri srl sro srp srr srs ss- ssa ssc sse ssi ssl sso ssp ssr sss