| for monographs | 30 | purpose |
| for nearly 640 science encyclopedias | 23 | other |
| for reference books | 19 | purpose |
| database → contain → full text | 68 |
| database → include → full text | 65 |
| database → include → full text entries | 6 |
| database → be → full text | 3 |
| negative | neutral | positive |
| 0.014 | 0.742 | 0.244 |
| Raw frequency | 142 |
| Normalized frequency | 0.621 |
| Modifier score | 0.450 |
| Perplexity | 182.405 |