-ic a-a a-c a-i a-t aaa aac aaf aai aan aas aat ac- aca acc acf aci acn acs act af- afa afc aff afi afn afs aft ai- aia aic aif aii ain ais ait an- ana anc anf ani ann ans ant as- asa asc asf asi asn ass ast at- ata atc atf ati atn ats att c-- caa cac caf cai can cas cat cca ccc ccf cci ccn ccs cct cfa cfc cff cfi cfn cfs cft ci- cia cic cif cii cin cis cit cn- cna cnc cnf cni cnn cns cnt csa csc csf csi csn css cst cta ctc ctf cti ctn cts ctt faa fac faf fai fan fas fat fca fcc fcf fci fcn fcs fct ffa ffc fff ffi ffn ffs fft fia fic fif fii fin fis fit fna fnc fnf fni fnn fns fnt fsa fsc fsf fsi fsn fss fst fta ftc ftf fti ftn fts ftt i-f ia- iaa iac iaf iai ian ias iat ica icc icf ici icn ics ict ifa ifc iff ifi ifn ifs ift iia iic iif iii iin iis iit in- ina inc inf ini inn ins int is- isa isc isf isi isn iss ist ita itc itf iti itn its itt n-i naa nac naf nai nan nas nat nca ncc ncf nci ncn ncs nct nfa nfc nff nfi nfn nfs nft nia nic nif nii nin nis nit nna nnc nnf nni nnn nns nnt nsa nsc nsf nsi nsn nss nst nta ntc ntf nti ntn nts ntt saa sac saf sai san sas sat sca scc scf sci scn scs sct sfa sfc sff sfi sfn sfs sft sia sic sif sii sin sis sit sna snc snf sni snn sns snt ss- ssa ssc ssf ssi ssn sss sst sta stc stf sti stn sts stt taa tac taf tai tan tas tat tca tcc tcf tci tcn tcs tct tfa tfc tff tfi tfn tfs tft tia tic tif tii tin tis tit tna tnc tnf tni tnn tns tnt tsa tsc tsf tsi tsn tss tst tta ttc ttf tti ttn tts ttt