| often times | 2 | temporal |
| not best | 2 | degree |
| drug → contain → substance | 21 |
| drug → contain → controlled substances | 21 |
| drug → contain → the substance | 6 |
| drug → contain → other substances | 6 |
| negative | neutral | positive |
| 0.306 | 0.590 | 0.104 |
| Raw frequency | 54 |
| Normalized frequency | 0.385 |
| Modifier score | 0.533 |
| Perplexity | 278.209 |