-al a-a a-i aaa aae aai aal aap aax aea aee aei ael aep aex ai- aia aie aii ail aip aix al- ala ale ali all alp alx ap- apa ape api apl app apx ax- axa axe axi axl axp axx eaa eae eai eal eap eax eea eee eel eep eex eia eie eii eil eip eix ela ele eli ell elp elx ep- epa epe epi epl epp epx ex- exa exe exi exl exp exx ia- iaa iae iai ial iap ie- iea iee iei iel iep iex iia iie iii iil iip iix il- ila ile ili ill ilp ilx ipa ipe ipi ipl ipp ipx ixe ixi ixl l-p la- laa lae lai lal lap lax lea lee lei lel lep lex lia lie lii lil lip lix lla lle lli lll llp lpa lpe lpi lpl lpp lpx lxi lxx p-p paa pae pai pal pap pax pea pee pei pel pep pex pia pie pii pil pip pix pla ple pli pll plp plx ppa ppe ppi ppl ppp ppx pxe pxl xaa xal xap xee xel xep xex xia xie xii xix xla xli xpa xpe xpl xpp xxi xxl xxp xxx