-al -ic -ol a-a a-c a-i aaa aac aai aak aal aao aap aar aas ac- aca acc aci ack acl aco acp acr acs ai- aia aic aii aik ail aio aip air ais aka akc aki akk akl ako akp akr aks al- ala alc ali alk all alo alp alr als aoa aoc aoi aok aol aoo aop aor aos ap- apa apc api apk apl apo app apr aps ar- ara arc ari ark arl aro arp arr ars as- asa asc asi ask asl aso asp asr ass c-- caa cac cai cak cal cao cap car cas cca ccc cci cck ccl cco ccp ccr ccs ci- cia cic cii cik cil cio cip cir cis cka ckc cki cko cks cl- cla clc cli clk cll clo clp clr cls co- coa coc coi cok col coo cop cor cos cpa cpc cpi cpk cpl cpo cpp cpr cps cra crc cri crk crl cro crp crr crs csa csc csi csk csl cso csp csr css ia- iaa iac iai ial iao iap iar ias ica icc ici ick icl ico icp icr ics iia iic iii iil iio iip iir iis ika ikc iki ikk ikl iko ikr iks il- ila ilc ili ilk ill ilo ilp ilr ils io- ioa ioc ioi iol ioo iop ior ios ipa ipc ipi ipl ipo ipp ipr ips ir- ira irc iri irk irl iro irp irr irs is- isa isc isi isk isl iso isp isr iss ka- kaa kac kai kak kal kao kap kar kas kca kcc kci kck kcl kcp kcr kcs kia kic kii kik kil kio kip kir kis kkc kki kkk kkl kkp kkr kks kl- kla klc kli klo klr kls koa koc koi kok kol koo kop kor kos kpa kpc kpi kpk kpl kpo kpp kpr kps kra krc kri krk krl kro krp krr krs ksa ksc ksi ksk ksl kso ksp ksr kss l-p la- laa lac lai lak lal lao lap lar las lca lcc lci lck lcl lco lcp lcr lcs lia lic lii lik lil lio lip lir lis lka lkl lkp lkr lks lla llc lli llk lll llo llp llr lls loa loc loi lok lol loo lop lor los lpa lpc lpi lpk lpl lpo lpp lpr lps lra lrc lri lrk lro lrp lrr lrs lsa lsc lsi lsk lsl lso lsp lsr lss o-i oaa oac oai oak oal oao oap oar oas oc- oca occ oci ock ocl oco ocp ocr ocs oia oic oii oik oil oio oip oir ois oka okc oki okk okl oko okp okr oks ola olc oli olk oll olo olp ols oo- ooa ooc ooi ook ool ooo oop oor oos op- opa opc opi opk opl opo opp opr ops or- ora orc ori ork orl oro orp orr ors os- osa osc osi osk osl oso osp osr oss p-p paa pac pai pak pal pao pap par pas pca pcc pci pck pcl pco pcp pcr pcs pia pic pii pik pil pio pip pir pis pka pkc pki pkl pko pkp pkr pks pla plc pli plk pll plo plp plr pls poa poc poi pok pol poo pop por pos ppa ppc ppi ppk ppl ppo ppp ppr pps pra prc pri prk prl pro prp prr prs ps- psa psc psi psk psl pso psp psr pss ra- raa rac rai rak ral rao rap rar ras rca rcc rci rcl rco rcp rcr rcs ria ric rii rik ril rio rip rir ris rkc rkk rko rkp rks rla rlc rli rll rlo rlp rlr rls roa roc roi rok rol roo rop ror ros rpa rpc rpi rpk rpl rpo rpp rpr rps rra rrc rri rrk rrl rrp rrr rrs rsa rsc rsi rsk rsl rso rsp rsr rss saa sac sai sak sal sao sap sar sas sca scc sci sck scl sco scp scr scs sia sic sii sik sil sio sip sir sis sk- ska skc ski skk skl sko skp skr sks sla slc sli slk sll slo slp slr sls soa soc soi sok sol soo sop sor sos spa spc spi spk spl spo spp spr sps sr- sra src sri srk srl sro srp srr srs ss- ssa ssc ssi ssk ssl sso ssp ssr sss