"glean on" is not a valid phrase in written English.
It could be used as "gleaning on" or "leaning on", but "glean on" has no meaning and is not a valid phrase.
Richard Socarides has a post on what clues one can glean on how Chief Justice John Roberts might vote on one of the gay-marriage cases likely to come before the Court, to take one example.
What a wealth of information he must glean on those many journeys.
But there were unspoken conditions to our acceptance, and that was the secret we were meant to glean on our own: we had to be grateful.
While a resume may seem impressive, there's a lot you can't glean on paper.
The information you can glean on those platforms will help add to the personalized element of your pitch.
My schedule is pretty full, but what I've learned from my travels is that what you glean on your downtime is often invaluable.
It offers up stale lessons in vocabulary and technique, all of them easily gleaned on a trip to the video store, as if they were choice bits of inside knowledge.
Before flying back to the rat experiment, I glean one final angle on the "queen of all gemstones".
Proteins within these families often share common functions that can allow information experimentally gleaned on one protein to be transferred to uncharacterized ones.
The very low percentages of girls in this study who perceived information gleaned on the Internet as high quality leads one to ask from which of the myriads of reproductive health websites from which the girls actually sought information.
But while you have no obligation to the reference givers, you may have one to your company not to disclose information gleaned on the job.
