| according to the present invention | 7 | other |
| between the indoor evaporator/compressor | 5 | location |
| wiring → be → required | 19 |
| wiring → be → necessary | 9 |
| negative | neutral | positive |
| 0.079 | 0.705 | 0.216 |
| Raw frequency | 28 |
| Normalized frequency | 0.641 |
| Modifier score | 0.045 |
| Perplexity | 94.876 |