| a lot | 19 | degree |
| much | 11 | degree |
| from the invention of smartphones | 10 | other |
| travel → be → easier | 70 |
| travel → become → easier | 43 |
| travel → be made → easier | 9 |
| travel → get → easier | 6 |
| negative | neutral | positive |
| 0.042 | 0.237 | 0.721 |
| Raw frequency | 128 |
| Normalized frequency | 0.820 |
| Modifier score | 0.500 |
| Perplexity | 90.377 |