| because of the fact | 7 | cause |
| for the environmental protection | 6 | purpose |
| largely | 4 | degree |
| product → have → function | 85 |
| product → be → function | 44 |
| product → have → the function | 23 |
| product → be not → function | 5 |
| negative | neutral | positive |
| 0.138 | 0.554 | 0.308 |
| Raw frequency | 157 |
| Normalized frequency | 0.430 |
| Modifier score | 0.920 |
| Perplexity | 137.809 |