| because of a need | 18 | cause |
| during working hours | 10 | temporal |
| during the applicable period | 10 | temporal |
| invention → be → made | 498 |
| invention → be → created | 127 |
| invention → be → invented | 28 |
| invention → be → produced | 27 |
| negative | neutral | positive |
| 0.124 | 0.693 | 0.183 |
| Raw frequency | 680 |
| Normalized frequency | 0.714 |
| Modifier score | 0.789 |
| Perplexity | 198.672 |