-al -ol a-a a-i aaa aaf aai aal aan aao aar aax af- afa aff afi afl afn afo afr afx ai- aia aif aii ail ain aio air aix al- ala alf ali all aln alo alr alx an- ana anf ani anl ann ano anr anx aoa aof aoi aol aon aoo aor aox ar- ara arf ari arl arn aro arr arx ax- axa axi axl axn axo axr axx faa faf fai fal fan fao far fax ffa fff ffi ffl ffn ffo ffr ffx fia fif fii fil fin fir fix fla flf fli fll fln flo flr flx fna fnf fni fnl fnn fnr fnx foa fof foi fol fon foo for fox fra frf fri frl frn fro frr fxi fxr fxx i-f ia- iaa iaf iai ial ian iao iar ifa iff ifi ifl ifn ifo ifr ifx iia iif iii iil iin iio iir iix il- ila ilf ili ill iln ilo ilr ilx in- ina inf ini inl inn ino inr inx io- ioa iof ioi iol ion ioo ior ir- ira irf iri irl irn iro irr irx ixi ixl ixn la- laa laf lai lal lan lao lar lax lfa lff lfi lfl lfn lfo lfr lfx lia lif lii lil lin lio lir lix lla llf lli lll lln llo llr lna lni lnl lnn lno lnr loa lof loi lol lon loo lor lox lra lrf lri lrn lro lrr lxi lxo lxr lxx n-i naa naf nai nal nan nao nar nax nfa nff nfi nfl nfn nfo nfr nia nif nii nil nin nio nir nix nla nlf nli nll nln nlo nlr nlx nna nnf nni nnl nnn nno no- noa nof noi nol non noo nor nox nra nrf nri nrl nrn nro nrr nrx nxl o-i oaa oaf oai oal oan oao oar oax of- ofa off ofi ofl ofn ofo ofr ofx oia oif oii oil oin oio oir ola olf oli oll oln olo on- ona onf oni onl onn ono onr onx oo- ooa oof ooi ool oon ooo oor oox or- ora orf ori orl orn oro orr orx ox- oxa oxf oxi oxn oxo oxx ra- raa raf rai ral ran rao rar rax rfa rff rfi rfl rfn rfo rfr ria rif rii ril rin rio rir rix rla rlf rli rll rln rlo rlr rna rni rnn rno rnr roa rof roi rol ron roo ror rox rra rrf rri rrl rrn rrr rxr xaa xaf xal xan xar xfa xfl xfn xfx xia xii xin xio xix xla xlf xli xlr xna xno xoa xof xoi xon xoo xor xox xrf xrx xxi xxl xxo xxx