a-a a-i aaa aad aai aao aar aax ad- ada add adi ado adr adx ai- aia aid aii aio air aix aoa aod aoi aoo aor aox ar- ara ard ari aro arr arx ax- axa axi axo axr axx daa dad dai dao dar dax dda ddd ddi ddo ddr ddx di- dia did dii dio dir dix doa dod doi doo dor dox dra drd dri dro drr drx dxd dxi dxo dxr dxx i-d ia- iaa iad iai iao iar ida idd idi ido idr idx iia iid iii iio iir iix io- ioa iod ioi ioo ior ir- ira ird iri iro irr irx ixi o-i oaa oad oai oao oar oax oda odd odi odo odr oia oid oii oio oir oo- ooa ood ooi ooo oor oox or- ora ord ori oro orr orx ox- oxa oxi oxo oxx ra- raa rad rai rao rar rax rda rdd rdi rdo rdr rdx ria rid rii rio rir rix roa rod roi roo ror rox rra rrd rri rrr rxr xaa xad xar xda xdi xdr xia xii xio xix xoa xod xoi xoo xor xox xrd xrx xxi xxo xxx