| turn red | 0.72 |
| stay green | 0.58 |
| change to green | 0.56 |
| stay red | 0.52 |
| take left turn | 0.48 |
| control traffic | 0.46 |
| flash red | 0.41 |
| stop light | 0.41 |
| give priority | 0.41 |
| improve safety | 0.40 |
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| accident | 0.19 |
| traffic jams | 0.16 |
| the powder house rotary | 0.32 |
| newarke street | 0.28 |
| removed | 0.59 |
| adjusted | 0.41 |
| timed | 0.36 |
| activated | 0.35 |
| installed | 0.35 |
| broken | 0.33 |
| introduced | 0.32 |
| phased | 0.32 |
| installed in london | 0.28 |
| coordinated | 0.28 |
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