| sometimes | 42 | temporal |
| during pregnancy | 19 | temporal |
| during this process | 16 | temporal |
| problem → can → occur | 1172 |
| problem → can → happen | 196 |
| negative | neutral | positive |
| 0.616 | 0.330 | 0.054 |
| Raw frequency | 1368 |
| Normalized frequency | 0.723 |
| Modifier score | 0.651 |
| Perplexity | 35.565 |