| with the host tree | 7 | other |
| with their roots | 6 | other |
| with other organisms | 3 | other |
| truffle → live in → symbiosis | 8 |
| truffle → grow in → symbiosis | 7 |
| negative | neutral | positive |
| 0.096 | 0.702 | 0.202 |
| Raw frequency | 15 |
| Normalized frequency | 0.398 |
| Modifier score | 0.500 |
| Perplexity | 94.719 |