-al a-a a-c a-t aaa aac aae aak aal aan aap aas aat ac- aca acc ace ack acl acn acp acs act aea aec aee aek ael aen aep aes aet aka akc ake akk akl akn akp aks al- ala alc ale alk all aln alp als alt an- ana anc ane ank anl ann anp ans ant ap- apa apc ape apk apl apn app aps apt as- asa asc ase ask asl asn asp ass ast at- ata atc ate atl atn atp ats att c-- caa cac cae cak cal can cap cas cat cca ccc cce cck ccl ccn ccp ccs cct ce- cea cec cee cek cel cen cep ces cet cka ckc cks ckt cl- cla clc cle clk cll cln clp cls clt cn- cna cnc cne cnl cnn cnp cns cnt cpa cpc cpe cpk cpl cpn cpp cps cpt csa csc cse csk csl csn csp css cst cta ctc cte ctk ctl ctn ctp cts ctt eaa eac eae eak eal ean eap eas eat ec- eca ecc ece eck ecl ecn ecs ect eea eec eee eek eel een eep ees eet eka ekc eke ekl ekp eks ekt ela elc ele elk ell eln elp els elt en- ena enc ene enk enl enn enp ens ent ep- epa epc epe epl epn epp eps ept es- esa esc ese esk esl esn esp ess est eta etc ete etk etl etn etp ets ett k-t ka- kaa kac kae kak kal kan kap kas kat kca kcc kce kck kcl kcn kcp kcs kct ke- kea kec kee kek kel ken kep kes ket kkc kke kkk kkl kkn kkp kks kkt kl- kla klc kls klt kn- kna knc kne knk knl knn knp knt kpa kpc kpe kpk kpl kpn kpp kps kpt ksa ksc kse ksk ksl ksn ksp kss kst kta ktc kte ktk ktl ktn ktp kts ktt l-p la- laa lac lae lak lal lan lap las lat lca lcc lce lck lcl lcn lcp lcs lct lea lec lee lek lel len lep les let lka lkl lkp lks lkt lla llc lle llk lll lln llp lls llt lna lnc lne lnk lnl lnn lnp lns lnt lpa lpc lpe lpk lpl lpn lpp lps lpt lsa lsc lse lsk lsl lsn lsp lss lst lta ltc lte ltk ltl ltp lts ltt naa nac nae nak nal nan nap nas nat nca ncc nce nck ncl ncn ncp ncs nct ne- nea nec nee nek nel nen nep nes net nka nkc nke nkk nkn nkp nks nkt nla nlc nle nlk nll nln nlp nls nlt nna nnc nne nnk nnl nnn nnp nns nnt npa npc npe npl npn npp nps npt nsa nsc nse nsk nsl nsn nsp nss nst nta ntc nte ntk ntn ntp nts ntt p-p paa pac pae pak pal pan pap pas pat pca pcc pce pck pcl pcn pcp pcs pct pea pec pee pek pel pen pep pes pet pka pkc pke pkl pkn pkp pks pkt pla plc ple plk pll pln plp pls plt pn- pna pnc pne pnk pnl pnn pnp pns pnt ppa ppc ppe ppk ppl ppn ppp pps ppt ps- psa psc pse psk psl psn psp pss pst pt- pta ptc pte ptk ptl ptn ptp pts ptt saa sac sae sak sal san sap sas sat sca scc sce sck scl scn scp scs sct se- sea sec see sek sel sen sep ses set sk- ska skc ske skk skl skp sks skt sla slc sle slk sll sln slp sls slt sna snc sne snk snl snn snp sns snt spa spc spe spk spl spn spp sps spt ss- ssa ssc sse ssk ssl ssn ssp sss sst sta stc ste stk stl stn stp sts stt taa tac tae tak tal tan tap tas tat tca tcc tce tck tcl tcn tcp tcs tct te- tea tec tee tek tel ten tep tes tet tka tkc tke tkk tkl tkp tks tkt tla tlc tle tlk tll tln tlp tls tlt tna tnc tne tnk tnl tnn tnp tns tnt tpa tpc tpe tpk tpl tpn tpp tps tpt tsa tsc tse tsk tsl tsn tsp tss tst tta ttc tte ttk ttl ttn ttp tts ttt