| from the filters | 5 | other |
| from ppgas cultures | 4 | location |
| by using a cell scraper | 2 | manner |
| cell → be → removed | 25 |
| cell → be → eliminated | 4 |
| negative | neutral | positive |
| 0.219 | 0.736 | 0.044 |
| Raw frequency | 29 |
| Normalized frequency | 0.496 |
| Modifier score | 0.667 |
| Perplexity | 186.733 |