- 18087 1600x900 system, shutdown, sign
- 21347 1600x900 system, blue, device
- 22208 1600x900 system, scheme, blue
- 15107 1600x900 system, device, glass
- 12694 1600x900 system, form, shape
- 10273 1600x900 system, face, pink
- 12177 1600x900 system, mechanism, device
- 15713 1600x900 system, form, shape
- 19158 1600x900 fail, system, code
- 12475 1600x900 lock, system, words
- 36454 1600x900 mechanism, system, gears
- 23281 1600x900 ubuntu, system, multi-colored
- 31765 1600x900 grid, system, green
- 15626 1600x900 device, system, ball
- 67731 1600x900 neon, glow, system
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