-ic a-a a-c a-i aaa aac aad aai aan aao aar aas ac- aca acc acd aci acn aco acr acs ad- ada adc add adi adn ado adr ads ai- aia aic aid aii ain aio air ais an- ana anc and ani ann ano anr ans aoa aoc aod aoi aon aoo aor aos ar- ara arc ard ari arn aro arr ars as- asa asc asd asi asn aso asr ass c-- caa cac cad cai can cao car cas cca ccc ccd cci ccn cco ccr ccs cda cdc cdd cdi cdn cdo cdr cds ci- cia cic cid cii cin cio cir cis cn- cna cnc cnd cni cnn cno cnr cns co- coa coc cod coi con coo cor cos cra crc crd cri crn cro crr crs csa csc csd csi csn cso csr css daa dac dad dai dan dao dar das dca dcc dcd dci dcn dco dcr dcs dda ddc ddd ddi ddn ddo ddr dds di- dia dic did dii din dio dir dis dna dnc dnd dni dnn dno dnr dns doa doc dod doi don doo dor dos dra drc drd dri drn dro drr drs dsa dsc dsd dsi dsn dso dsr dss i-d ia- iaa iac iad iai ian iao iar ias ica icc icd ici icn ico icr ics ida idc idd idi idn ido idr ids iia iic iid iii iin iio iir iis in- ina inc ind ini inn ino inr ins io- ioa ioc iod ioi ion ioo ior ios ir- ira irc ird iri irn iro irr irs is- isa isc isd isi isn iso isr iss n-i naa nac nad nai nan nao nar nas nca ncc ncd nci ncn nco ncr ncs nda ndc ndd ndi ndn ndo ndr nds nia nic nid nii nin nio nir nis nna nnc nni nnn nno nns no- noa noc nod noi non noo nor nos nra nrc nrd nri nrn nro nrr nrs nsa nsc nsd nsi nsn nso nsr nss o-i oaa oac oad oai oan oao oar oas oc- oca occ ocd oci ocn oco ocr ocs oda odc odd odi odn odo odr ods oia oic oid oii oin oio oir ois on- ona onc ond oni onn ono onr ons oo- ooa ooc ood ooi oon ooo oor oos or- ora orc ord ori orn oro orr ors os- osa osc osd osi osn oso osr oss ra- raa rac rad rai ran rao rar ras rca rcc rcd rci rcn rco rcr rcs rda rdc rdd rdi rdn rdo rdr rds ria ric rid rii rin rio rir ris rna rnc rnd rni rnn rno rnr rns roa roc rod roi ron roo ror ros rra rrc rrd rri rrn rrr rrs rsa rsc rsd rsi rsn rso rsr rss saa sac sad sai san sao sar sas sca scc scd sci scn sco scr scs sda sdc sdd sdi sdn sdo sdr sds sia sic sid sii sin sio sir sis sna snc snd sni snn sno snr sns soa soc sod soi son soo sor sos sr- sra src srd sri srn sro srr srs ss- ssa ssc ssd ssi ssn sso ssr sss