| fairly | 2 | degree |
| to perform in the field | 2 | purpose |
| assay → be → easy | 10 |
| assay → be easy to → perform | 9 |
| assay → be easy to → use | 8 |
| negative | neutral | positive |
| 0.036 | 0.254 | 0.710 |
| Raw frequency | 27 |
| Normalized frequency | 0.444 |
| Modifier score | 0.500 |
| Perplexity | 423.969 |