| extremely | 4 | degree |
| as in need | 4 | other |
| technically | 3 | manner |
| migration → be → difficult | 18 |
| migration → be → challenge | 11 |
| migration → be → hard | 6 |
| migration → be → challenging | 6 |
| negative | neutral | positive |
| 0.348 | 0.509 | 0.143 |
| Raw frequency | 41 |
| Normalized frequency | 0.526 |
| Modifier score | 0.650 |
| Perplexity | 84.131 |