-ic a-a a-c a-i a-t aaa aac aad aaf aai aan aao aas aat ac- aca acc acd acf aci acn aco acs act ad- ada adc add adf adi adn ado ads adt af- afa afc afd aff afi afn afo afs aft ai- aia aic aid aif aii ain aio ais ait an- ana anc and anf ani ann ano ans ant aoa aoc aod aof aoi aon aoo aos aot as- asa asc asd asf asi asn aso ass ast at- ata atc atd atf ati atn ato ats att c-- caa cac cad caf cai can cao cas cat cca ccc ccd ccf cci ccn cco ccs cct cda cdc cdd cdf cdi cdn cdo cds cdt cfa cfc cfd cff cfi cfn cfo cfs cft ci- cia cic cid cif cii cin cio cis cit cn- cna cnc cnd cnf cni cnn cno cns cnt co- coa coc cod cof coi con coo cos cot csa csc csd csf csi csn cso css cst cta ctc ctd ctf cti ctn cto cts ctt daa dac dad daf dai dan dao das dat dca dcc dcd dcf dci dcn dco dcs dct dda ddc ddd ddf ddi ddn ddo dds ddt dfa dfc dfd dff dfi dfn dfo dfs dft di- dia dic did dif dii din dio dis dit dna dnc dnd dnf dni dnn dno dns dnt doa doc dod dof doi don doo dos dot dsa dsc dsd dsf dsi dsn dso dss dst dta dtc dtd dtf dti dtn dto dts dtt faa fac fad faf fai fan fao fas fat fca fcc fcd fcf fci fcn fco fcs fct fda fdc fdd fdf fdi fdn fdo fds fdt ffa ffc ffd fff ffi ffn ffo ffs fft fia fic fid fif fii fin fis fit fna fnc fnd fnf fni fnn fns fnt foa foc fof foi fon foo fos fot fsa fsc fsd fsf fsi fsn fso fss fst fta ftc ftd ftf fti ftn fto fts ftt i-d i-f ia- iaa iac iad iaf iai ian iao ias iat ica icc icd icf ici icn ico ics ict ida idc idd idf idi idn ido ids idt ifa ifc ifd iff ifi ifn ifo ifs ift iia iic iid iif iii iin iio iis iit in- ina inc ind inf ini inn ino ins int io- ioa ioc iod iof ioi ion ioo ios iot is- isa isc isd isf isi isn iso iss ist ita itc itd itf iti itn ito its itt n-i naa nac nad naf nai nan nao nas nat nca ncc ncd ncf nci ncn nco ncs nct nda ndc ndd ndf ndi ndn ndo nds ndt nfa nfc nfd nff nfi nfn nfo nfs nft nia nic nid nif nii nin nio nis nit nna nnc nnf nni nnn nno nns nnt no- noa noc nod nof noi non noo nos not nsa nsc nsd nsf nsi nsn nso nss nst nta ntc ntd ntf nti ntn nto nts ntt o-i oaa oac oad oaf oai oan oao oas oat oc- oca occ ocd ocf oci ocn oco ocs oct oda odc odd odf odi odn odo ods odt of- ofa ofc ofd off ofi ofn ofo ofs oft oia oic oid oif oii oin oio ois oit on- ona onc ond onf oni onn ono ons ont oo- ooa ooc ood oof ooi oon ooo oos oot os- osa osc osd osf osi osn oso oss ost ot- ota otc otd otf oti otn oto ots ott saa sac sad saf sai san sao sas sat sca scc scd scf sci scn sco scs sct sda sdc sdd sdf sdi sdn sdo sds sdt sfa sfc sfd sff sfi sfn sfo sfs sft sia sic sid sif sii sin sio sis sit sna snc snd snf sni snn sno sns snt soa soc sod sof soi son soo sos sot ss- ssa ssc ssd ssf ssi ssn sso sss sst sta stc std stf sti stn sto sts stt taa tac tad taf tai tan tao tas tat tca tcc tcd tcf tci tcn tco tcs tct tda tdc tdd tdf tdi tdn tdo tds tdt tfa tfc tfd tff tfi tfn tfo tfs tft tia tic tid tif tii tin tio tis tit tna tnc tnd tnf tni tnn tno tns tnt to- toa toc tod tof toi ton too tos tot tsa tsc tsd tsf tsi tsn tso tss tst tta ttc ttd ttf tti ttn tto tts ttt