Syntax Search Tutorial for Logos
Logos Bible Software appears to have started releasing an updated set of tutorials about syntax searching.
Syntax
Cascadia Syntax Graphs of the Greek Bible
Logos Bible Software offers syntax graphs for “the LXX Deuterocanon/Apocrypha.”
Syntax Queries in Perseus
Bridget Almas notes the availability of a new syntax search utility that presently covers about 400,000 words of Perseus’s Greek and Latin texts (HT: Charles Jones).