| very | 31 | degree |
| highly | 23 | degree |
| compared to the first models | 9 | other |
| filter → be → efficient | 137 |
| filter → be designed to be → efficient | 3 |
| filter → be placed for → efficient operation | 3 |
| negative | neutral | positive |
| 0.072 | 0.349 | 0.580 |
| Raw frequency | 143 |
| Normalized frequency | 0.640 |
| Modifier score | 0.500 |
| Perplexity | 228.107 |