-al a-a a-c a-t aaa aac aae aak aal aan aap aat ac- aca acc ace ack acl acn acp act aea aec aee aek ael aen aep aet aka akc ake akk akl akn akp al- ala alc ale alk all aln alp alt an- ana anc ane ank anl ann anp ant ap- apa apc ape apk apl apn app apt at- ata atc ate atl atn atp att c-- caa cac cae cak cal can cap cat cca ccc cce cck ccl ccn ccp cct ce- cea cec cee cek cel cen cep cet cka ckc ckt cl- cla clc cle clk cll cln clp clt cn- cna cnc cne cnl cnn cnp cnt cpa cpc cpe cpk cpl cpn cpp cpt cta ctc cte ctk ctl ctn ctp ctt eaa eac eae eak eal ean eap eat ec- eca ecc ece eck ecl ecn ect eea eec eee eek eel een eep eet eka ekc eke ekl ekp ekt ela elc ele elk ell eln elp elt en- ena enc ene enk enl enn enp ent ep- epa epc epe epl epn epp ept eta etc ete etk etl etn etp ett k-t ka- kaa kac kae kak kal kan kap kat kca kcc kce kck kcl kcn kcp kct ke- kea kec kee kek kel ken kep ket kkc kke kkk kkl kkn kkp kkt kl- kla klc klt kn- kna knc kne knk knl knn knp knt kpa kpc kpe kpk kpl kpn kpp kpt kta ktc kte ktk ktl ktn ktp ktt l-p la- laa lac lae lak lal lan lap lat lca lcc lce lck lcl lcn lcp lct lea lec lee lek lel len lep let lka lkl lkp lkt lla llc lle llk lll lln llp llt lna lnc lne lnk lnl lnn lnp lnt lpa lpc lpe lpk lpl lpn lpp lpt lta ltc lte ltk ltl ltp ltt naa nac nae nak nal nan nap nat nca ncc nce nck ncl ncn ncp nct ne- nea nec nee nek nel nen nep net nka nkc nke nkk nkn nkp nkt nla nlc nle nlk nll nln nlp nlt nna nnc nne nnk nnl nnn nnp nnt npa npc npe npl npn npp npt nta ntc nte ntk ntn ntp ntt p-p paa pac pae pak pal pan pap pat pca pcc pce pck pcl pcn pcp pct pea pec pee pek pel pen pep pet pka pkc pke pkl pkn pkp pkt pla plc ple plk pll pln plp plt pn- pna pnc pne pnk pnl pnn pnp pnt ppa ppc ppe ppk ppl ppn ppp ppt pt- pta ptc pte ptk ptl ptn ptp ptt taa tac tae tak tal tan tap tat tca tcc tce tck tcl tcn tcp tct te- tea tec tee tek tel ten tep tet tka tkc tke tkk tkl tkp tkt tla tlc tle tlk tll tln tlp tlt tna tnc tne tnk tnl tnn tnp tnt tpa tpc tpe tpk tpl tpn tpp tpt tta ttc tte ttk ttl ttn ttp ttt