-al -er -ol a-a a-i a-t aaa aae aaf aai aal aao aar aat aax aea aee aef aei ael aeo aer aet aex af- afa afe aff afi afl afo afr aft afx ai- aia aie aif aii ail aio air ait aix al- ala ale alf ali all alo alr alt alx aoa aoe aof aoi aol aoo aor aot aox ar- ara are arf ari arl aro arr art arx at- ata ate atf ati atl ato atr att atx ax- axa axe axi axl axo axr axt axx eaa eae eaf eai eal eao ear eat eax eea eee eef eel eeo eer eet eex ef- efa efe eff efi efl efo efr eft efx eia eie eif eii eil eio eir eit eix ela ele elf eli ell elo elr elt elx eo- eoa eoe eof eoi eol eoo eor eot era ere erf eri erl ero err ert eta ete etf eti etl eto etr ett etx ex- exa exe exi exl exo exr ext exx faa fae faf fai fal fao far fat fax fea fee fef fei fel feo fer fet fex ffa ffe fff ffi ffl ffo ffr fft ffx fia fie fif fii fil fir fit fix fla fle flf fli fll flo flr flt flx foa foe fof foi fol foo for fot fox fra fre frf fri frl fro frr frt fta fte ftf fti ftl fto ftr ftt ftx fxe fxi fxr fxt fxx i-f ia- iaa iae iaf iai ial iao iar iat ie- iea iee ief iei iel ier iet iex ifa ife iff ifi ifl ifo ifr ift ifx iia iie iif iii iil iio iir iit iix il- ila ile ilf ili ill ilo ilr ilt ilx io- ioa ioe iof ioi iol ioo ior iot ir- ira ire irf iri irl iro irr irt irx ita ite itf iti itl ito itt itx ixe ixi ixl la- laa lae laf lai lal lao lar lat lax lea lee lef lei lel leo ler let lex lfa lfe lff lfi lfl lfo lfr lft lfx lia lie lif lii lil lio lir lit lix lla lle llf lli lll llo llr llt loa loe lof loi lol loo lor lot lox lra lrf lri lro lrr lrt lta lte ltf lti ltl lto ltr ltt ltx lxi lxo lxr lxx o-i oaa oae oaf oai oal oao oar oat oax oea oee oef oei oel oeo oer oet oex of- ofa ofe off ofi ofl ofo ofr oft ofx oia oie oif oii oil oio oir oit ola ole olf oli oll olo olt oo- ooa oof ooi ool ooo oor oot oox or- ora ore orf ori orl oro orr ort orx ot- ota ote otf oti otl oto otr ott ox- oxa oxf oxi oxo oxt oxx ra- raa rae raf rai ral rao rar rat rax re- rea ree ref rei rel reo rer ret rex rfa rfe rff rfi rfl rfo rfr rft ria rie rif rii ril rio rir rit rix rla rle rlf rli rll rlo rlr rlt roa roe rof roi rol roo ror rot rox rra rrf rri rrl rrr rrt rta rte rtf rti rtl rto rtr rtt rtx rxr t-x taa tae taf tai tal tao tar tat tax te- tea tee tef tei tel teo ter tet tex tfa tfe tff tfi tfl tfo tfr tft tfx tia tie tif tii til tio tir tit tix tla tle tlf tli tll tlo tlr tlt tlx to- toa toe tof toi tol too tor tot tox tra tre trf tri trl tro trr trt trx tta tte ttf tti ttl tto ttr ttt ttx txe txf txi txl txt xaa xaf xal xar xat xee xel xer xet xex xfa xfe xfl xft xfx xia xie xii xio xit xix xla xlf xli xlr xlt xoa xof xoi xoo xor xot xox xrf xrt xrx xtf xti xtr xtx xxi xxl xxo xxx