public void ReplaceWithString()
{
//ExStart
//ExFor:Range
//ExId:RangesReplaceString
//ExSummary:Shows how to replace all occurrences of word "sad" to "bad".
Document doc = new Document(MyDir + "Document.doc");
doc.Range.Replace("sad", "bad", false, true);
//ExEnd
doc.Save(MyDir + @"\Artifacts\ReplaceWithString.doc");
}