-al -er a-a a-c a-t aaa aac aae aak aal aan aap aar aat ac- aca acc ace ack acl acn acp acr act aea aec aee aek ael aen aep aer aet aka akc ake akk akl akn akp akr al- ala alc ale alk all aln alp alr alt an- ana anc ane ank anl ann anp anr ant ap- apa apc ape apk apl apn app apr apt ar- ara arc are ark arl arn arp arr art at- ata atc ate atl atn atp atr att c-- caa cac cae cak cal can cap car cat cca ccc cce cck ccl ccn ccp ccr cct ce- cea cec cee cek cel cen cep cer cet cka ckc ckt cl- cla clc cle clk cll cln clp clr clt cn- cna cnc cne cnl cnn cnp cnr cnt cpa cpc cpe cpk cpl cpn cpp cpr cpt cra crc cre crk crl crn crp crr crt cta ctc cte ctk ctl ctn ctp ctr ctt eaa eac eae eak eal ean eap ear eat ec- eca ecc ece eck ecl ecn ecr ect eea eec eee eek eel een eep eer eet eka ekc eke ekl ekp ekr ekt ela elc ele elk ell eln elp elr elt en- ena enc ene enk enl enn enp enr ent ep- epa epc epe epl epn epp epr ept era erc ere erk erl ern erp err ert eta etc ete etk etl etn etp etr ett k-t ka- kaa kac kae kak kal kan kap kar kat kca kcc kce kck kcl kcn kcp kcr kct ke- kea kec kee kek kel ken kep ker ket kkc kke kkk kkl kkn kkp kkr kkt kl- kla klc klr klt kn- kna knc kne knk knl knn knp knr knt kpa kpc kpe kpk kpl kpn kpp kpr kpt kra krc krk krl krn krp krr krt kta ktc kte ktk ktl ktn ktp ktr ktt l-p la- laa lac lae lak lal lan lap lar lat lca lcc lce lck lcl lcn lcp lcr lct lea lec lee lek lel len lep ler let lka lkl lkp lkr lkt lla llc lle llk lll lln llp llr llt lna lnc lne lnk lnl lnn lnp lnr lnt lpa lpc lpe lpk lpl lpn lpp lpr lpt lra lrc lrk lrn lrp lrr lrt lta ltc lte ltk ltl ltp ltr ltt naa nac nae nak nal nan nap nar nat nca ncc nce nck ncl ncn ncp ncr nct ne- nea nec nee nek nel nen nep ner net nka nkc nke nkk nkn nkp nkr nkt nla nlc nle nlk nll nln nlp nlr nlt nna nnc nne nnk nnl nnn nnp nnt npa npc npe npl npn npp npr npt nra nrc nre nrk nrl nrn nrp nrr nrt nta ntc nte ntk ntn ntp ntr ntt p-p paa pac pae pak pal pan pap par pat pca pcc pce pck pcl pcn pcp pcr pct pea pec pee pek pel pen pep per pet pka pkc pke pkl pkn pkp pkr pkt pla plc ple plk pll pln plp plr plt pn- pna pnc pne pnk pnl pnn pnp pnr pnt ppa ppc ppe ppk ppl ppn ppp ppr ppt pra prc pre prk prl prn prp prr prt pt- pta ptc pte ptk ptl ptn ptp ptr ptt ra- raa rac rae rak ral ran rap rar rat rca rcc rce rcl rcn rcp rcr rct re- rea rec ree rek rel ren rep rer ret rkc rke rkk rkp rkt rla rlc rle rll rln rlp rlr rlt rna rnc rnn rnp rnr rnt rpa rpc rpe rpk rpl rpn rpp rpr rpt rra rrc rrk rrl rrn rrp rrr rrt rta rtc rte rtk rtl rtn rtp rtr rtt taa tac tae tak tal tan tap tar tat tca tcc tce tck tcl tcn tcp tcr tct te- tea tec tee tek tel ten tep ter tet tka tkc tke tkk tkl tkp tkr tkt tla tlc tle tlk tll tln tlp tlr tlt tna tnc tne tnk tnl tnn tnp tnr tnt tpa tpc tpe tpk tpl tpn tpp tpr tpt tra trc tre trk trl trn trp trr trt tta ttc tte ttk ttl ttn ttp ttr ttt