- 18139 1600x900 system, shutdown, sign
- 21398 1600x900 system, blue, device
- 22273 1600x900 system, scheme, blue
- 15143 1600x900 system, device, glass
- 12745 1600x900 system, form, shape
- 10326 1600x900 system, face, pink
- 12224 1600x900 system, mechanism, device
- 15747 1600x900 system, form, shape
- 19370 1600x900 fail, system, code
- 12618 1600x900 lock, system, words
- 36626 1600x900 mechanism, system, gears
- 23457 1600x900 ubuntu, system, multi-colored
- 31826 1600x900 grid, system, green
- 15684 1600x900 device, system, ball
- 68172 1600x900 neon, glow, system
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