-ic a-a a-c a-i aaa aac aah aai aan aao aar aax ac- aca acc ach aci acn aco acr acx aha ahc ahh ahi ahn aho ahr ahx ai- aia aic aih aii ain aio air aix an- ana anc anh ani ann ano anr anx aoa aoc aoh aoi aon aoo aor aox ar- ara arc arh ari arn aro arr arx ax- axa axh axi axn axo axr axx c-- caa cac cah cai can cao car cax cca ccc cch cci ccn cco ccr ccx ch- cha chc chh chi chn cho chr chx ci- cia cic cih cii cin cio cir cix cn- cna cnc cnh cni cnn cno cnr cnx co- coa coc coh coi con coo cor cox cra crc crh cri crn cro crr crx cxc cxh cxi cxo cxr cxx h-i haa hac hah hai han hao har hax hca hcc hch hci hcn hco hcr hha hhc hhh hhi hhn hho hhr hia hic hih hii hin hio hir hix hna hnc hnh hnn hno hoa hoc hoh hoi hon hoo hor hox hr- hra hrc hrh hri hrn hro hrr hxc ia- iaa iac iah iai ian iao iar ica icc ich ici icn ico icr iha ihc ihh ihi ihn iho ihr iia iic iih iii iin iio iir iix in- ina inc inh ini inn ino inr inx io- ioa ioc ioh ioi ion ioo ior ir- ira irc iri irn iro irr irx ixc ixi ixn n-i naa nac nah nai nan nao nar nax nca ncc nch nci ncn nco ncr ncx nha nhc nhh nhi nhn nhr nia nic nih nii nin nio nir nix nna nnc nnh nni nnn nno no- noa noc noh noi non noo nor nox nra nrc nri nrn nro nrr nrx nxc o-i oaa oac oah oai oan oao oar oax oc- oca occ och oci ocn oco ocr ocx oha ohc ohh ohi ohn oho ohr oia oic oii oin oio oir on- ona onc onh oni onn ono onr onx oo- ooa ooc ooh ooi oon ooo oor oox or- ora orc orh ori orn oro orr orx ox- oxa oxc oxi oxn oxo oxx ra- raa rac rah rai ran rao rar rax rca rcc rch rci rcn rco rcr rcx rh- rha rhc rhh rhi rhn rho rhr ria ric rih rii rin rio rir rix rna rnc rnh rni rnn rno rnr roa roc roh roi ron roo ror rox rra rrc rrh rri rrn rrr rxr xaa xac xan xar xch xci xcr xcx xia xic xii xin xio xix xna xnc xno xoa xoc xoi xon xoo xor xox xrc xrx xxi xxo xxx