a-a a-t aaa aae aak aan aap aas aat aea aee aek aen aep aes aet aka ake akk akn akp aks an- ana ane ank ann anp ans ant ap- apa ape apk apn app aps apt as- asa ase ask asn asp ass ast at- ata ate atn atp ats att eaa eae eak ean eap eas eat eea eee eek een eep ees eet eka eke ekp eks ekt en- ena ene enk enn enp ens ent ep- epa epe epn epp eps ept es- esa ese esk esn esp ess est eta ete etk etn etp ets ett k-t ka- kaa kae kak kan kap kas kat ke- kea kee kek ken kep kes ket kke kkk kkn kkp kks kkt kn- kna kne knk knn knp knt kpa kpe kpk kpn kpp kps kpt ksa kse ksk ksn ksp kss kst kta kte ktk ktn ktp kts ktt naa nae nak nan nap nas nat ne- nea nee nek nen nep nes net nka nke nkk nkn nkp nks nkt nna nne nnk nnn nnp nns nnt npa npe npn npp nps npt nsa nse nsk nsn nsp nss nst nta nte ntk ntn ntp nts ntt p-p paa pae pak pan pap pas pat pea pee pek pen pep pes pet pka pke pkn pkp pks pkt pn- pna pne pnk pnn pnp pns pnt ppa ppe ppk ppn ppp pps ppt ps- psa pse psk psn psp pss pst pt- pta pte ptk ptn ptp pts ptt saa sae sak san sap sas sat se- sea see sek sen sep ses set sk- ska ske skk skp sks skt sna sne snk snn snp sns snt spa spe spk spn spp sps spt ss- ssa sse ssk ssn ssp sss sst sta ste stk stn stp sts stt taa tae tak tan tap tas tat te- tea tee tek ten tep tes tet tka tke tkk tkp tks tkt tna tne tnk tnn tnp tns tnt tpa tpe tpk tpn tpp tps tpt tsa tse tsk tsn tsp tss tst tta tte ttk ttn ttp tts ttt