| in space | 7 | location |
| from such an event | 5 | other |
| more often | 3 | degree |
| astronaut → get → sick | 15 |
| astronaut → be → sick | 7 |
| astronaut → become → sick | 4 |
| astronaut → gotten → sick | 3 |
| negative | neutral | positive |
| 0.518 | 0.385 | 0.097 |
| Raw frequency | 29 |
| Normalized frequency | 0.509 |
| Modifier score | 0.500 |
| Perplexity | 35.003 |