No, I 'll just taked a bit of SUE source code, as I documented in the "Read Me" file.
First of all, I'm very limited as a programmer . Even in the best escenario, ODT files complexity are far away from FreeStyle basic text editing capabilities. This target will require other strategy, out of FreeStyle at first.
This was done in a beta version, but I couldn't make it work well, perhaps in a second try...
In any case, "find & replace" can be simulated by successive "Find Again" and "Paste" functions (or keyboard equivalents).
Now, I'm working on basic spell check function. Using those wide spreads dictionaris for Linux (GNU Aspell).
Tron.