| commonly | 27 | temporal |
| in a nutshell | 7 | other |
| for fuel | 6 | purpose |
| boiler → use → gas | 75 |
| boiler → run on → gas | 14 |
| boiler → use → gas fuel | 11 |
| boiler → utilize → gas | 6 |
| boiler → work by → gas | 3 |
| negative | neutral | positive |
| 0.229 | 0.699 | 0.071 |
| Raw frequency | 109 |
| Normalized frequency | 0.736 |
| Modifier score | 0.891 |
| Perplexity | 489.621 |