-al a-a a-c a-t aaa aac aae aaf aal aan aap aas aat ac- aca acc ace acf acl acn acp acs act aea aec aee aef ael aen aep aes aet af- afa afc afe aff afl afn afp afs aft al- ala alc ale alf all aln alp als alt an- ana anc ane anf anl ann anp ans ant ap- apa apc ape apf apl apn app aps apt as- asa asc ase asf asl asn asp ass ast at- ata atc ate atf atl atn atp ats att c-- caa cac cae caf cal can cap cas cat cca ccc cce ccf ccl ccn ccp ccs cct ce- cea cec cee cef cel cen cep ces cet cfa cfc cfe cff cfl cfn cfp cfs cft cl- cla clc cle clf cll cln clp cls clt cn- cna cnc cne cnf cnl cnn cnp cns cnt cpa cpc cpe cpf cpl cpn cpp cps cpt csa csc cse csf csl csn csp css cst cta ctc cte ctf ctl ctn ctp cts ctt eaa eac eae eaf eal ean eap eas eat ec- eca ecc ece ecf ecl ecn ecs ect eea eec eee eef eel een eep ees eet ef- efa efc efe eff efl efp efs eft ela elc ele elf ell eln elp els elt en- ena enc ene enf enl enn enp ens ent ep- epa epc epe epf epl epn epp eps ept es- esa esc ese esf esl esn esp ess est eta etc ete etf etl etn etp ets ett faa fac fae faf fal fan fap fas fat fca fcc fce fcf fcl fcn fcp fcs fct fea fec fee fef fel fen fep fes fet ffa ffc ffe fff ffl ffn ffp ffs fft fla flc fle flf fll fln flp fls flt fna fnc fne fnf fnl fnn fnp fns fnt fpa fpc fpe fpl fpn fpp fps fpt fsa fsc fse fsf fsl fsn fsp fss fst fta ftc fte ftf ftl ftn ftp fts ftt l-p la- laa lac lae laf lal lan lap las lat lca lcc lce lcf lcl lcn lcp lcs lct lea lec lee lef lel len lep les let lfa lfc lfe lff lfl lfn lfp lfs lft lla llc lle llf lll lln llp lls llt lna lnc lne lnl lnn lnp lns lnt lpa lpc lpe lpf lpl lpn lpp lps lpt lsa lsc lse lsf lsl lsn lsp lss lst lta ltc lte ltf ltl ltp lts ltt naa nac nae naf nal nan nap nas nat nca ncc nce ncf ncl ncn ncp ncs nct ne- nea nec nee nef nel nen nep nes net nfa nfc nfe nff nfl nfn nfp nfs nft nla nlc nle nlf nll nln nlp nls nlt nna nnc nne nnf nnl nnn nnp nns nnt npa npc npe npf npl npn npp nps npt nsa nsc nse nsf nsl nsn nsp nss nst nta ntc nte ntf ntn ntp nts ntt p-p paa pac pae paf pal pan pap pas pat pca pcc pce pcf pcl pcn pcp pcs pct pea pec pee pef pel pen pep pes pet pfa pfc pfe pff pfl pfn pfp pfs pft pla plc ple plf pll pln plp pls plt pn- pna pnc pne pnf pnl pnn pnp pns pnt ppa ppc ppe ppf ppl ppn ppp pps ppt ps- psa psc pse psf psl psn psp pss pst pt- pta ptc pte ptf ptl ptn ptp pts ptt saa sac sae saf sal san sap sas sat sca scc sce scf scl scn scp scs sct se- sea sec see sef sel sen sep ses set sfa sfc sfe sff sfl sfn sfp sfs sft sla slc sle slf sll sln slp sls slt sna snc sne snf snl snn snp sns snt spa spc spe spf spl spn spp sps spt ss- ssa ssc sse ssf ssl ssn ssp sss sst sta stc ste stf stl stn stp sts stt taa tac tae taf tal tan tap tas tat tca tcc tce tcf tcl tcn tcp tcs tct te- tea tec tee tef tel ten tep tes tet tfa tfc tfe tff tfl tfn tfp tfs tft tla tlc tle tlf tll tln tlp tls tlt tna tnc tne tnf tnl tnn tnp tns tnt tpa tpc tpe tpf tpl tpn tpp tps tpt tsa tsc tse tsf tsl tsn tsp tss tst tta ttc tte ttf ttl ttn ttp tts ttt