| to carry out the instructions | 5 | purpose |
| for achieving service quality | 5 | purpose |
| incidentally | 2 | manner |
| customer → be → required | 11 |
| customer → be → necessary | 8 |
| customer → be → prerequisite | 3 |
| negative | neutral | positive |
| 0.146 | 0.725 | 0.130 |
| Raw frequency | 22 |
| Normalized frequency | 0.426 |
| Modifier score | 0.000 |
| Perplexity | 60.863 |