| generally | 6 | degree |
| suddenly | 5 | manner |
| flu → cause → tiredness | 11 |
| flu → come on → tiredness | 5 |
| flu → include → tiredness | 4 |
| flu → include → extreme tiredness | 3 |
| flu → be characterized by → extreme tiredness | 3 |
| negative | neutral | positive |
| 0.822 | 0.163 | 0.015 |
| Raw frequency | 26 |
| Normalized frequency | 0.458 |
| Modifier score | 0.767 |
| Perplexity | 172.246 |