-al -er -ol a-a a-i a-t aaa aae aai aal aao aap aar aat aax aea aee aei ael aeo aep aer aet aex ai- aia aie aii ail aio aip air ait aix al- ala ale ali all alo alp alr alt alx aoa aoe aoi aol aoo aop aor aot aox ap- apa ape api apl apo app apr apt apx ar- ara are ari arl aro arp arr art arx at- ata ate ati atl ato atp atr att atx ax- axa axe axi axl axo axp axr axt axx eaa eae eai eal eao eap ear eat eax eea eee eel eeo eep eer eet eex eia eie eii eil eio eip eir eit eix ela ele eli ell elo elp elr elt elx eo- eoa eoe eoi eol eoo eop eor eot ep- epa epe epi epl epo epp epr ept epx era ere eri erl ero erp err ert eta ete eti etl eto etp etr ett etx ex- exa exe exi exl exo exp exr ext exx ia- iaa iae iai ial iao iap iar iat ie- iea iee iei iel iep ier iet iex iia iie iii iil iio iip iir iit iix il- ila ile ili ill ilo ilp ilr ilt ilx io- ioa ioe ioi iol ioo iop ior iot ipa ipe ipi ipl ipo ipp ipr ipt ipx ir- ira ire iri irl iro irp irr irt irx ita ite iti itl ito itp itt itx ixe ixi ixl l-p la- laa lae lai lal lao lap lar lat lax lea lee lei lel leo lep ler let lex lia lie lii lil lio lip lir lit lix lla lle lli lll llo llp llr llt loa loe loi lol loo lop lor lot lox lpa lpe lpi lpl lpo lpp lpr lpt lpx lra lri lro lrp lrr lrt lta lte lti ltl lto ltp ltr ltt ltx lxi lxo lxr lxx o-i oaa oae oai oal oao oap oar oat oax oea oee oei oel oeo oep oer oet oex oia oie oii oil oio oip oir oit ola ole oli oll olo olp olt oo- ooa ooi ool ooo oop oor oot oox op- opa ope opi opl opo opp opr opt opx or- ora ore ori orl oro orp orr ort orx ot- ota ote oti otl oto otp otr ott ox- oxa oxi oxo oxt oxx p-p paa pae pai pal pao pap par pat pax pea pee pei pel peo pep per pet pex pia pie pii pil pio pip pir pit pix pla ple pli pll plo plp plr plt plx poa poe poi pol poo pop por pot pox ppa ppe ppi ppl ppo ppp ppr ppt ppx pra pre pri prl pro prp prr prt prx pt- pta pte pti ptl pto ptp ptr ptt ptx pxe pxl pxr pxt ra- raa rae rai ral rao rap rar rat rax re- rea ree rei rel reo rep rer ret rex ria rie rii ril rio rip rir rit rix rla rle rli rll rlo rlp rlr rlt roa roe roi rol roo rop ror rot rox rpa rpe rpi rpl rpo rpp rpr rpt rpx rra rri rrl rrp rrr rrt rta rte rti rtl rto rtp rtr rtt rtx rxp rxr t-x taa tae tai tal tao tap tar tat tax te- tea tee tei tel teo tep ter tet tex tia tie tii til tio tip tir tit tix tla tle tli tll tlo tlp tlr tlt tlx to- toa toe toi tol too top tor tot tox tpa tpe tpi tpl tpo tpp tpr tpt tpx tra tre tri trl tro trp trr trt trx tta tte tti ttl tto ttp ttr ttt ttx txe txi txl txt xaa xal xap xar xat xee xel xep xer xet xex xia xie xii xio xit xix xla xli xlr xlt xoa xoi xoo xop xor xot xox xpa xpe xpl xpo xpp xpt xrt xrx xti xtp xtr xtx xxi xxl xxo xxp xxx