-ic a-a a-c a-i a-t aaa aac aai aao aat aay ac- aca acc aci aco act acy ai- aia aic aii aio ait aiy aoa aoc aoi aoo aot at- ata atc ati ato att ay- aya ayc ayi ayo ayt c-- caa cac cai cao cat cay cca ccc cci cco cct ci- cia cic cii cio cit co- coa coc coi coo cot coy cta ctc cti cto ctt cty cya cyc cyo cyt ia- iaa iac iai iao iat ica icc ici ico ict icy iia iic iii iio iit io- ioa ioc ioi ioo iot ita itc iti ito itt ity iya iyc iyo iyt iyy o-i oaa oac oai oao oat oc- oca occ oci oco oct oia oic oii oio oit oo- ooa ooc ooi ooo oot ot- ota otc oti oto ott oya oyi oyo taa tac tai tao tat tay tca tcc tci tco tct tia tic tii tio tit tiy to- toa toc toi too tot toy tta ttc tti tto ttt tty tya tyc tyo tyt yaa yac yai yao yat yay yca ycc yci yco ycy yii yio yit yoc yoi yoo yot yoy yta ytc yto ytt yyc yyt yyy