| very | 7 | degree |
| in nature | 4 | location |
| for digestion | 4 | purpose |
| protein → be → acidic | 25 |
| protein → require → acidic environment | 6 |
| protein → need → acidic environment | 3 |
| negative | neutral | positive |
| 0.262 | 0.641 | 0.096 |
| Raw frequency | 34 |
| Normalized frequency | 0.381 |
| Modifier score | 0.850 |
| Perplexity | 214.082 |