-al -er -up a-a a-i aaa aae aai aal aap aar aau aax aea aee aei ael aep aer aeu aex ai- aia aie aii ail aip air aiu aix al- ala ale ali all alp alr alu alx ap- apa ape api apl app apr apu apx ar- ara are ari arl arp arr aru arx au- aua aue aui aul aup aur aux ax- axa axe axi axl axp axr axx eaa eae eai eal eap ear eau eax eea eee eel eep eer eex eia eie eii eil eip eir eiu eix ela ele eli ell elp elr elu elx ep- epa epe epi epl epp epr epu epx era ere eri erl erp err eru eu- eua eue eui eul eup eur eux ex- exa exe exi exl exp exr exu exx ia- iaa iae iai ial iap iar iau ie- iea iee iei iel iep ier iex iia iie iii iil iip iir iiu iix il- ila ile ili ill ilp ilr ilu ilx ipa ipe ipi ipl ipp ipr ipu ipx ir- ira ire iri irl irp irr iru irx iu- iua iue iui iup iur ixe ixi ixl l-p la- laa lae lai lal lap lar lau lax lea lee lei lel lep ler leu lex lia lie lii lil lip lir liu lix lla lle lli lll llp llr llu lpa lpe lpi lpl lpp lpr lpu lpx lra lri lrp lrr lru lua lue lui lul lup lur luu lux lxi lxr lxx p-p paa pae pai pal pap par pau pax pea pee pei pel pep per peu pex pia pie pii pil pip pir piu pix pla ple pli pll plp plr plu plx ppa ppe ppi ppl ppp ppr ppu ppx pra pre pri prl prp prr pru prx pua pue pui pul pup pur puu pxe pxl pxr ra- raa rae rai ral rap rar rau rax re- rea ree rei rel rep rer reu rex ria rie rii ril rip rir rix rla rle rli rll rlp rlr rlu rpa rpe rpi rpl rpp rpr rpu rpx rra rri rrl rrp rrr rru rua rue rui rup rur ruu rux rxp rxr ua- uaa uae uai ual uap uar uau uea uee uei uel uep uer uia uie uii uil uip uir uiu ula ule uli ull ulp ulr ulu up- upa upe upi upp upr upu upx ur- ura ure uri url urp urr uru urx uua uue uur uuu uxr uxu xaa xal xap xar xau xee xel xep xer xeu xex xia xie xii xiu xix xla xli xlr xpa xpe xpl xpp xrx xue xui xul xup xxi xxl xxp xxx