| with the operation manual | 9 | other |
| regularly | 7 | degree |
| out of the original warranty period | 6 | temporal |
| product → be → serviced | 168 |
| product → be serviced in → accordance | 10 |
| negative | neutral | positive |
| 0.231 | 0.593 | 0.175 |
| Raw frequency | 178 |
| Normalized frequency | 0.444 |
| Modifier score | 0.788 |
| Perplexity | 122.537 |