| by using these teacher | 11 | manner |
| from locking students’ screens | 6 | transitive-object |
| better | 5 | manner |
| teacher → can → ensure | 119 |
| teacher → be able to → ensure | 17 |
| teacher → could → ensure | 5 |
| negative | neutral | positive |
| 0.045 | 0.477 | 0.478 |
| Raw frequency | 141 |
| Normalized frequency | 0.558 |
| Modifier score | 1.000 |
| Perplexity | 311.028 |