| on the brain | 10 | location |
| serotonin → be → effective | 8 |
| serotonin → have → powerful effect | 5 |
| serotonin → be → anti | 3 |
| serotonin → be → powerful | 3 |
| negative | neutral | positive |
| 0.024 | 0.344 | 0.632 |
| Raw frequency | 19 |
| Normalized frequency | 0.344 |
| Modifier score | 0.800 |
| Perplexity | 157.652 |