| for many people | 11 | transitive-object |
| for women | 5 | transitive-object |
| under 18 years of age | 2 | other |
| viagra → be → safe | 21 |
| viagra → be → safe medication | 10 |
| viagra → be → safe drug | 9 |
| viagra → be safe to → use | 3 |
| viagra → appear → safe | 3 |
| negative | neutral | positive |
| 0.209 | 0.573 | 0.217 |
| Raw frequency | 46 |
| Normalized frequency | 0.726 |
| Modifier score | 0.500 |
| Perplexity | 140.539 |