| for research | 2 | purpose |
| topic → be related to → theory | 23 |
| topic → be related to → the theory | 3 |
| topic → be based on → theory | 3 |
| negative | neutral | positive |
| 0.024 | 0.643 | 0.333 |
| Raw frequency | 29 |
| Normalized frequency | 0.310 |
| Modifier score | 1.000 |
| Perplexity | 252.149 |