| for assisting the more advanced students | 3 | purpose |
| on control | 2 | location |
| appendix → contain → rule | 13 |
| appendix → include → rule | 3 |
| negative | neutral | positive |
| 0.040 | 0.761 | 0.199 |
| Raw frequency | 16 |
| Normalized frequency | 0.384 |
| Modifier score | 0.500 |
| Perplexity | 175.839 |