-al -ol a-a a-c aaa aac aad aak aal aao aap aas ac- aca acc acd ack acl aco acp acs ad- ada adc add adk adl ado adp ads aka akc akd akk akl ako akp aks al- ala alc ald alk all alo alp als aoa aoc aod aok aol aoo aop aos ap- apa apc apd apk apl apo app aps as- asa asc asd ask asl aso asp ass c-- caa cac cad cak cal cao cap cas cca ccc ccd cck ccl cco ccp ccs cda cdc cdd cdk cdl cdo cdp cds cka ckc ckd cko cks cl- cla clc cld clk cll clo clp cls co- coa coc cod cok col coo cop cos cpa cpc cpd cpk cpl cpo cpp cps csa csc csd csk csl cso csp css daa dac dad dak dal dao dap das dca dcc dcd dck dcl dco dcp dcs dda ddc ddd ddk ddl ddo ddp dds dka dkc dkk dkl dko dkp dks dl- dla dlc dld dlk dll dlo dlp dls doa doc dod dok dol doo dop dos dpa dpc dpd dpk dpl dpo dpp dps dsa dsc dsd dsk dsl dso dsp dss ka- kaa kac kad kak kal kao kap kas kca kcc kcd kck kcl kcp kcs kda kdc kdk kdl kdo kdp kds kkc kkk kkl kkp kks kl- kla klc kld klo kls koa koc kod kok kol koo kop kos kpa kpc kpd kpk kpl kpo kpp kps ksa ksc ksd ksk ksl kso ksp kss l-p la- laa lac lad lak lal lao lap las lca lcc lcd lck lcl lco lcp lcs lda ldc ldd ldk ldl ldo ldp lds lka lkl lkp lks lla llc lld llk lll llo llp lls loa loc lod lok lol loo lop los lpa lpc lpd lpk lpl lpo lpp lps lsa lsc lsd lsk lsl lso lsp lss oaa oac oad oak oal oao oap oas oc- oca occ ocd ock ocl oco ocp ocs oda odc odd odl odo odp ods oka okc okd okk okl oko okp oks ola olc old olk oll olo olp ols oo- ooa ooc ood ook ool ooo oop oos op- opa opc opd opk opl opo opp ops os- osa osc osd osk osl oso osp oss p-p paa pac pad pak pal pao pap pas pca pcc pcd pck pcl pco pcp pcs pda pdc pdd pdk pdl pdo pdp pds pka pkc pkd pkl pko pkp pks pla plc pld plk pll plo plp pls poa poc pod pok pol poo pop pos ppa ppc ppd ppk ppl ppo ppp pps ps- psa psc psd psk psl pso psp pss saa sac sad sak sal sao sap sas sca scc scd sck scl sco scp scs sda sdc sdd sdk sdl sdo sdp sds sk- ska skc skd skk skl sko skp sks sla slc sld slk sll slo slp sls soa soc sod sok sol soo sop sos spa spc spd spk spl spo spp sps ss- ssa ssc ssd ssk ssl sso ssp sss