| Similarity | Rank | |
|---|---|---|
| electrical | 0.734 | 3408 |
| machinery | 0.659 | 3284 |
| aerodynamics | 0.642 | 35170 |
| electro-mechanical | 0.638 | 63064 |
| instrumentation | 0.634 | 17518 |
| hydraulic | 0.634 | 13642 |
| wiring | 0.632 | 11317 |
| flywheel | 0.628 | 33334 |
| circuitry | 0.627 | 20038 |
| steam-engine | 0.623 | 45807 |
| pneumatic | 0.614 | 24525 |
| knitradar | 0.610 | 74068 |
| robotic | 0.610 | 21727 |
| engineering | 0.610 | 2004 |
| lathe | 0.608 | 18965 |
| mechanic | 0.608 | 5600 |
| regenerative | 0.606 | 31399 |
| kinematics | 0.606 | 56419 |
| air-braked | 0.601 | 87844 |
| gyro | 0.600 | 35460 |
| plumbing | 0.599 | 11662 |
| actuator | 0.599 | 79954 |
| crankshaft | 0.599 | 45656 |
| locomotion | 0.598 | 25406 |
| auto-pilot | 0.597 | 65872 |