Logos Bible Software offers syntax graphs for “the LXX Deuterocanon/Apocrypha”:
The Cascadia Syntax Graphs of the LXX Deuterocanon/Apocrypha is a syntactic analysis of the entire Greek text of the LXX Deuterocanon and Apocrypha using the The Old Testament in Greek edited by Henry Barclay Swete. The database includes graphs that display the syntactic structure of these texts. With this dataset, you can visualize the syntactical components of a clause or sentence to better understand the relationship of its parts to the whole clause.
For more information or to order, please see the Logos website.