Particle Across

Come across sth	Have you come across any good stories in the paper?
Run across sth	I ran across this report while searching on the internet for info on this company.
Stumble across sth	I stumbled across your webpage and was really impressed.

Come across	He never comes across as depressed or worried about the future, quite the reverse in fact.
Get sth across	He is a good public speaker. He has no problem getting his message across.
Put sth across	The advert is intended to put across the message that piracy damages movie production.