11. The method of claim 10 , further comprising: determining whether a next segment exists as a next segment in the super file if the current segment exists in the super file; and appending the last predetermined number of terms of the current segment to the super file if the next segment does not exist.
10. The method of claim 9 , wherein determining whether each segment of the remaining file exists in the super file comprises: determining whether a current segment of a file exists in the super file, the file having a plurality of segment and each segment having a plurality of terms; and appending the current segment in the super file whether the current segment does not exist in the super file.