| for laboratory use | 5 | purpose |
| in the prerequisite | 5 | other |
| usually | 4 | degree |
| course → have → fee | 47 |
| course → require → fee | 25 |
| course → be → fee | 22 |
| course → have → a course fee | 4 |
| negative | neutral | positive |
| 0.117 | 0.744 | 0.138 |
| Raw frequency | 98 |
| Normalized frequency | 0.427 |
| Modifier score | 0.731 |
| Perplexity | 165.607 |