| because of a very simple reason | 4 | cause |
| very | 3 | degree |
| for attacks by houthi rebels | 3 | transitive-object |
| guard → be → alert | 19 |
| guard → be on → high alert | 15 |
| guard → be on → alert | 3 |
| guard → be to be → alert | 3 |
| guard → be → more alert | 3 |
| negative | neutral | positive |
| 0.173 | 0.665 | 0.162 |
| Raw frequency | 43 |
| Normalized frequency | 0.732 |
| Modifier score | 1.000 |
| Perplexity | 342.849 |