Common typos: ggxrgxrggeggxtggx4ggxfggxdggx5ggxrfgxrhgxrtgxrvgxrbgxrygxrgfxrghxrgtxrgvxrgbxrgyxrggzrggcrggsrggdgrgxrgxgerggxreggxtrggxrtggx4rggxr4ggxfrggxrfggxdrggxrdggx5rggxr5ggxrgfgxrhggxrghgxrgtgxrvggxrgvgxrbggxrgbgxryggxrgygxrggfxrgghxrggtxrggvxrggbxrggyxrggzxrggxzrggcxrggxcrggsxrggxsrggdxrggxdrrggxrgggxrggxx