| depending upon the particular pattern | 3 | other |
| generally | 2 | degree |
| surface → have → valley | 18 |
| surface → contain → valley | 8 |
| surface → consist of → valley | 7 |
| surface → include → valley | 3 |
| surface → be full of → valley | 3 |
| negative | neutral | positive |
| 0.147 | 0.772 | 0.081 |
| Raw frequency | 39 |
| Normalized frequency | 0.380 |
| Modifier score | 1.000 |
| Perplexity | 64.972 |