Common typos: vgggcgggcvggxvgggvvgggdvgggfvgggccgggcbgggcfgggcggggcvfggcvhggcvtggcvvggcvbggcvyggcvgfgcvghgcvgtgcvgvgcvgbgcvgygcvggfcvgghcvggtcvggvcvggbcvggyvcgggcgvggxcvgggcxvgggvcvgggcvvgggdcvgggcdvgggfcvgggcfvgggccvgggcvcgggcbvgggcvbgggcvfgggcgvgggcvggggcvgfggcvhgggcvghggcvtgggcvgtggcvgvggcvgbggcvygggcvgyggcvggfgcvgghgcvggtgcvggvgcvggbgcvggygcvgggfcvggghcvgggtcvgggvcvgggbcvgggy