| Share | Phrase |
|---|
| 28.53% | mean operative [perform operation] |
| 21.52% | means operative |
| 5.21% | operative [does] move |
| 3.62% | operative in response |
| 3.22% | render operative [perform operation] |
| 2.35% | sensor operative |
| 2.29% | operative [does] effect |
| 2.23% | operative [does] detect |
| 1.99% | include operative [perform operation] |
| 1.96% | operative [does] vary |
| 1.88% | operative [does] compare |
| 1.88% | detecting [analysis/training] operative |
| 1.81% | operative to movement |
| 1.78% | control operative |
| 1.62% | comprise operative [perform operation] |
| 1.60% | operative [does] sense |
| 1.58% | operative [does] control |
| 1.54% | operative [does] adjust |
| 1.36% | operative [does] shift |
| 1.32% | operative [does] generate |
| 1.26% | operative [does] energize |
| 1.23% | operative [does] open |
| 1.16% | operative [does] urge |
| 1.03% | system operative |
| 1.02% | valve operative |
| 0.89% | responsive [functioning] operative |
| 0.72% | spring operative |
| 0.69% | operative [does] connect |
| 0.66% | operative [does] provide |
| 0.60% | operative [does] produce |
| 0.54% | make operative [perform operation] |
| 0.43% | engine operative |
| 0.31% | fuel operative |