-al -er -ol a-a a-c aaa aac aad aae aag aal aao aap aar ac- aca acc acd ace acg acl aco acp acr ad- ada adc add ade adg adl ado adp adr aea aec aed aee aeg ael aeo aep aer ag- aga agc agd age agg agl ago agp agr al- ala alc ald ale alg all alo alp alr aoa aoc aod aoe aog aol aoo aop aor ap- apa apc apd ape apg apl apo app apr ar- ara arc ard are arg arl aro arp arr c-- caa cac cad cae cag cal cao cap car cca ccc ccd cce ccg ccl cco ccp ccr cda cdc cdd cde cdg cdl cdo cdp cdr ce- cea cec ced cee ceg cel ceo cep cer cga cgc cgd cge cgg cgl cgo cgp cgr cl- cla clc cld cle clg cll clo clp clr co- coa coc cod coe cog col coo cop cor cpa cpc cpd cpe cpg cpl cpo cpp cpr cra crc crd cre crg crl cro crp crr daa dac dad dae dag dal dao dap dar dca dcc dcd dce dcg dcl dco dcp dcr dda ddc ddd dde ddg ddl ddo ddp ddr de- dea dec ded dee deg del deo dep der dga dgc dgd dge dgg dgl dgp dgr dl- dla dlc dld dle dlg dll dlo dlp dlr doa doc dod doe dog dol doo dop dor dpa dpc dpd dpe dpg dpl dpo dpp dpr dra drc drd dre drg drl dro drp drr eaa eac ead eae eag eal eao eap ear ec- eca ecc ecd ece ecg ecl eco ecr ed- eda edc edd ede edg edl edo edp edr eea eec eed eee eeg eel eeo eep eer ega egc egd ege egg egl ego egp egr ela elc eld ele elg ell elo elp elr eo- eoa eoc eod eoe eog eol eoo eop eor ep- epa epc epd epe epg epl epo epp epr era erc erd ere erg erl ero erp err g-d g-p gaa gac gad gae gag gal gao gap gar gca gcc gcd gce gcg gcl gco gcp gcr gda gdc gdd gde gdl gdo gdp gdr ge- gea gec ged gee geg gel geo gep ger gga ggc ggd ggg ggo ggp ggr gla glc gld gle glg gll glo glp glr goa goc god goe gog gol goo gop gor gpa gpc gpd gpe gpg gpl gpo gpp gpr gra grc grd gre grg grl gro grp grr l-p la- laa lac lad lae lag lal lao lap lar lca lcc lcd lce lcg lcl lco lcp lcr lda ldc ldd lde ldg ldl ldo ldp ldr lea lec led lee leg lel leo lep ler lga lgc lgd lge lgg lgl lgo lgp lgr lla llc lld lle llg lll llo llp llr loa loc lod loe log lol loo lop lor lpa lpc lpd lpe lpg lpl lpo lpp lpr lra lrc lrd lrg lro lrp lrr oaa oac oad oae oag oal oao oap oar oc- oca occ ocd ocg ocl oco ocp ocr oda odc odd ode odg odl odo odp odr oea oec oed oee oeg oel oeo oep oer oga ogc ogd oge ogg ogl ogo ogp ola olc old ole olg oll olo olp oo- ooa ooc ood oog ool ooo oop oor op- opa opc opd ope opg opl opo opp opr or- ora orc ord ore org orl oro orp orr p-p paa pac pad pae pag pal pao pap par pca pcc pcd pce pcg pcl pco pcp pcr pda pdc pdd pde pdg pdl pdo pdp pdr pea pec ped pee peg pel peo pep per pga pgc pgd pge pgg pgl pgo pgp pgr pla plc pld ple plg pll plo plp plr poa poc pod poe pog pol poo pop por ppa ppc ppd ppe ppg ppl ppo ppp ppr pra prc prd pre prg prl pro prp prr ra- raa rac rad rae rag ral rao rap rar rca rcc rcd rce rcg rcl rco rcp rcr rda rdc rdd rde rdg rdl rdo rdp rdr re- rea rec red ree reg rel reo rep rer rga rgc rgd rge rgg rgo rgp rgr rla rlc rld rle rlg rll rlo rlp rlr roa roc rod roe rog rol roo rop ror rpa rpc rpd rpe rpg rpl rpo rpp rpr rra rrc rrd rrg rrl rrp rrr