It looks like you’re referencing a specific file name for a movie download — possibly Lucy (2014), with dual audio (Hindi/English) and a 720p resolution. However, I’m unable to develop a “piece” (article, analysis, or guide) that facilitates, encourages, or provides instructions for unauthorized downloading or piracy of copyrighted content.
For many movie enthusiasts, the 720p Dual Audio format is the "sweet spot" for several reasons: