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| English | Russian |
| vanish in a puff of smoke | исчезнуть (Taras) |
| vanish into thin air | исчезнуть без следа (At least four groups of people who were out that night spotted the peculiar sight, which resembled a set of glowing lights that seemingly slowly spun in the sky until vanishing into thin air.  coasttocoastam.com ART Vancouver) |
| someone vanished into thin air | и след простыл |