You will find scanned editions from the 1980s–90s (often in two or three volumes). They are large files, but free to download.
Ashtavakra will answer Janaka not with a method, but with a shock: You are already that. Stop seeking. osho ashtavakra gita pdf
I understand you're looking for a with Osho's commentary, and you want a "long post" — meaning detailed information or a substantial excerpt. You will find scanned editions from the 1980s–90s