| on the situation | 12 | other |
| in order to detect any problems | 3 | purpose |
| on american indians | 2 | location |
| army → keep → eye | 6 |
| army → keep → close watch | 5 |
| army → keep → watchful eye | 4 |
| army → keep → diligent watch | 3 |
| army → pay → close attention | 3 |
| negative | neutral | positive |
| 0.135 | 0.724 | 0.141 |
| Raw frequency | 21 |
| Normalized frequency | 0.515 |
| Modifier score | 1.000 |
| Perplexity | 119.922 |