| very | 39 | degree |
| incredibly | 15 | degree |
| often | 10 | degree |
| history → be → complex | 314 |
| history → be → complicated | 150 |
| history → be → intricate | 11 |
| history → be → complex one | 6 |
| history → be full of → complexity | 3 |
| negative | neutral | positive |
| 0.278 | 0.505 | 0.218 |
| Raw frequency | 484 |
| Normalized frequency | 0.964 |
| Modifier score | 0.755 |
| Perplexity | 81.639 |