Objects in Impress (and Draw) contain text. Presentations often have a lot of text even on a single slide, definitely on multiple slides, and one wishes to automate the finding and replacement, including with regular expressions - just like in Writer. Yet - the F&R dialog is missing the regular expression checkbox, i.e we can't do that. Let's put it there (and if coding is necessary to apply regexps in Impress and Draw - let's do that too.)