-ic a-a a-c a-i aaa aac aad aai aan aao aar aax ac- aca acc acd aci acn aco acr acx ad- ada adc add adi adn ado adr adx ai- aia aic aid aii ain aio air aix an- ana anc and ani ann ano anr anx aoa aoc aod aoi aon aoo aor aox ar- ara arc ard ari arn aro arr arx ax- axa axi axn axo axr axx c-- caa cac cad cai can cao car cax cca ccc ccd cci ccn cco ccr ccx cda cdc cdd cdi cdn cdo cdr cdx ci- cia cic cid cii cin cio cir cix cn- cna cnc cnd cni cnn cno cnr cnx co- coa coc cod coi con coo cor cox cra crc crd cri crn cro crr crx cxc cxi cxo cxr cxx daa dac dad dai dan dao dar dax dca dcc dcd dci dcn dco dcr dcx dda ddc ddd ddi ddn ddo ddr ddx di- dia dic did dii din dio dir dix dna dnc dnd dni dnn dno dnr doa doc dod doi don doo dor dox dra drc drd dri drn dro drr drx dxc dxd dxi dxn dxo dxr dxx i-d ia- iaa iac iad iai ian iao iar ica icc icd ici icn ico icr ida idc idd idi idn ido idr idx iia iic iid iii iin iio iir iix in- ina inc ind ini inn ino inr inx io- ioa ioc iod ioi ion ioo ior ir- ira irc ird iri irn iro irr irx ixc ixi ixn n-i naa nac nad nai nan nao nar nax nca ncc ncd nci ncn nco ncr ncx nda ndc ndd ndi ndn ndo ndr nia nic nid nii nin nio nir nix nna nnc nni nnn nno no- noa noc nod noi non noo nor nox nra nrc nrd nri nrn nro nrr nrx nxc nxd o-i oaa oac oad oai oan oao oar oax oc- oca occ ocd oci ocn oco ocr ocx oda odc odd odi odn odo odr oia oic oid oii oin oio oir on- ona onc ond oni onn ono onr onx oo- ooa ooc ood ooi oon ooo oor oox or- ora orc ord ori orn oro orr orx ox- oxa oxc oxi oxn oxo oxx ra- raa rac rad rai ran rao rar rax rca rcc rcd rci rcn rco rcr rcx rda rdc rdd rdi rdn rdo rdr rdx ria ric rid rii rin rio rir rix rna rnc rnd rni rnn rno rnr roa roc rod roi ron roo ror rox rra rrc rrd rri rrn rrr rxr xaa xac xad xan xar xcd xci xcr xcx xda xdc xdi xdr xia xic xii xin xio xix xna xnc xno xoa xoc xod xoi xon xoo xor xox xrc xrd xrx xxi xxo xxx