| on public policy | 6 | location |
| always | 4 | degree |
| for his propulsion system ideas | 3 | cause |
| center → be → perceived | 6 |
| center → be → concept | 5 |
| center → be → the basis | 4 |
| center → be → its effect | 3 |
| negative | neutral | positive |
| 0.078 | 0.660 | 0.263 |
| Raw frequency | 18 |
| Normalized frequency | 0.249 |
| Modifier score | 1.000 |
| Perplexity | 472.965 |