-ic a-a a-c a-i a-t aaa aac aai aan aat ac- aca acc aci acn act ai- aia aic aii ain ait an- ana anc ani ann ant at- ata atc ati atn att c-- caa cac cai can cat cca ccc cci ccn cct ci- cia cic cii cin cit cn- cna cnc cni cnn cnt cta ctc cti ctn ctt ia- iaa iac iai ian iat ica icc ici icn ict iia iic iii iin iit in- ina inc ini inn int ita itc iti itn itt n-i naa nac nai nan nat nca ncc nci ncn nct nia nic nii nin nit nna nnc nni nnn nnt nta ntc nti ntn ntt taa tac tai tan tat tca tcc tci tcn tct tia tic tii tin tit tna tnc tni tnn tnt tta ttc tti ttn ttt