... extrac-tion for spelling correction. In AND, pages 79–86.M. Schierle, S. Schulz, and M. Ackermann. 2007. From spelling correction to text cleaning - using context in- formation. In GfKl, Studies in Classification, ... of spelling erroris word -to- word error: a single word w is misspelledinto another single word w. The specific spelling er-rors involved include omission of a character (e.g.,atachment), inclusion ... types instead the chunk s that contains spelling errors (which we discuss in detail later), due to un-careful typing or lack of knowledge of the exact spelling of q. The goal is to restore q,...