[ Thanks to donadony for this link.
]
“Alternative dialog Find & Replace for Writer
Fast selection preset regular and extended expressions
Searched or replaced text can contain one or more paragraphs
Search out block of paragraphs delimited by two text marks
Multiple search and replacement in one step
Searching: Notes, Text fields, Cross-references and
Reference marks to their content, name or mark and their
insertingSearching and inserting Footnote and Endnote (from version OOo
2.3 only). It is possible to select at once texts of all footnotes
or endnotes and to assign them any styleSearching object of Tables, Pictures and Text frames according
to their name; it is possible to substitute them by any text,
etc.”