How to pronounce“decoders”in English

paper and pencil method again. The first step was to make a guess and assume, as Bayes had suggested, that it had a 50-50 percent chance of being correct. Add more clues, some goodand some bad. And as one of the decoders described it 'with patience, luck, a lot of rubbing out and a lot of cycling back and forth, the plain text appeared.'Now, the engineer who built the Colossi, Thomas Flowers, had strict orders to have the second model of the Colossus ready by June 1, 1944. He was not told why, but his team worked,