"Et Vain Osaa"
A finnish expression, used by semi-nerds and sarcastically aligned people.
Not too widely known in finland.
It can be translated exactly as:
"You Just Don't Know How To Do It"
Some dude: "Man, I can't get this conveyor belt to work"
Some Other dude: "Hah! Evo!"
Someone falls down, or fails miserably:
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