-al -ol a-a a-c aaa aac aad aaf aal aao aap aar aas ac- aca acc acd acf acl aco acp acr acs ad- ada adc add adf adl ado adp adr ads af- afa afc afd aff afl afo afp afr afs al- ala alc ald alf all alo alp alr als aoa aoc aod aof aol aoo aop aor aos ap- apa apc apd apf apl apo app apr aps ar- ara arc ard arf arl aro arp arr ars as- asa asc asd asf asl aso asp asr ass c-- caa cac cad caf cal cao cap car cas cca ccc ccd ccf ccl cco ccp ccr ccs cda cdc cdd cdf cdl cdo cdp cdr cds cfa cfc cfd cff cfl cfo cfp cfr cfs cl- cla clc cld clf cll clo clp clr cls co- coa coc cod cof col coo cop cor cos cpa cpc cpd cpf cpl cpo cpp cpr cps cra crc crd crf crl cro crp crr crs csa csc csd csf csl cso csp csr css daa dac dad daf dal dao dap dar das dca dcc dcd dcf dcl dco dcp dcr dcs dda ddc ddd ddf ddl ddo ddp ddr dds dfa dfc dfd dff dfl dfo dfp dfr dfs dl- dla dlc dld dlf dll dlo dlp dlr dls doa doc dod dof dol doo dop dor dos dpa dpc dpd dpf dpl dpo dpp dpr dps dra drc drd drl dro drp drr drs dsa dsc dsd dsf dsl dso dsp dsr dss faa fac fad faf fal fao fap far fas fca fcc fcd fcf fcl fco fcp fcr fcs fda fdc fdd fdf fdl fdo fdp fdr fds ffa ffc ffd fff ffl ffo ffp ffr ffs fla flc fld flf fll flo flp flr fls foa foc fof fol foo fop for fos fpa fpc fpd fpl fpo fpp fpr fps fra frc frd frf frl fro frp frr frs fsa fsc fsd fsf fsl fso fsp fsr fss l-p la- laa lac lad laf lal lao lap lar las lca lcc lcd lcf lcl lco lcp lcr lcs lda ldc ldd ldf ldl ldo ldp ldr lds lfa lfc lfd lff lfl lfo lfp lfr lfs lla llc lld llf lll llo llp llr lls loa loc lod lof lol loo lop lor los lpa lpc lpd lpf lpl lpo lpp lpr lps lra lrc lrd lrf lro lrp lrr lrs lsa lsc lsd lsf lsl lso lsp lsr lss oaa oac oad oaf oal oao oap oar oas oc- oca occ ocd ocf ocl oco ocp ocr ocs oda odc odd odf odl odo odp odr ods of- ofa ofc ofd off ofl ofo ofp ofr ofs ola olc old olf oll olo olp ols oo- ooa ooc ood oof ool ooo oop oor oos op- opa opc opd opf opl opo opp opr ops or- ora orc ord orf orl oro orp orr ors os- osa osc osd osf osl oso osp osr oss p-p paa pac pad paf pal pao pap par pas pca pcc pcd pcf pcl pco pcp pcr pcs pda pdc pdd pdf pdl pdo pdp pdr pds pfa pfc pfd pff pfl pfo pfp pfr pfs pla plc pld plf pll plo plp plr pls poa poc pod pof pol poo pop por pos ppa ppc ppd ppf ppl ppo ppp ppr pps pra prc prd prf prl pro prp prr prs ps- psa psc psd psf psl pso psp psr pss ra- raa rac rad raf ral rao rap rar ras rca rcc rcd rcf rcl rco rcp rcr rcs rda rdc rdd rdf rdl rdo rdp rdr rds rfa rfc rfd rff rfl rfo rfp rfr rfs rla rlc rld rlf rll rlo rlp rlr rls roa roc rod rof rol roo rop ror ros rpa rpc rpd rpf rpl rpo rpp rpr rps rra rrc rrd rrf rrl rrp rrr rrs rsa rsc rsd rsf rsl rso rsp rsr rss saa sac sad saf sal sao sap sar sas sca scc scd scf scl sco scp scr scs sda sdc sdd sdf sdl sdo sdp sdr sds sfa sfc sfd sff sfl sfo sfp sfr sfs sla slc sld slf sll slo slp slr sls soa soc sod sof sol soo sop sor sos spa spc spd spf spl spo spp spr sps sr- sra src srd srf srl sro srp srr srs ss- ssa ssc ssd ssf ssl sso ssp ssr sss