from the ground | 12 | location |
during exposure | 12 | temporal |
sometimes | 9 | temporal |
gas → be → released | 495 |
gas → be released for → use | 4 |
gas → be → release | 3 |
negative | neutral | positive |
0.258 | 0.652 | 0.090 |
Raw frequency | 502 |
Normalized frequency | 0.919 |
Modifier score | 0.691 |
Perplexity | 216.676 |