| to stay alive | 193 | purpose |
| like humans | 10 | manner |
| for survival | 6 | purpose |
| pest → need → water | 136 |
| pest → require → water | 133 |
| pest → need → a water source | 9 |
| pest → rely on → water | 6 |
| negative | neutral | positive |
| 0.466 | 0.484 | 0.050 |
| Raw frequency | 284 |
| Normalized frequency | 0.817 |
| Modifier score | 0.987 |
| Perplexity | 443.224 |