| in this country | 8 | location |
| to china’s growth | 5 | transitive-object |
| to mixing, such as viscosity | 5 | other |
| fuel → be → critical | 18 |
| fuel → be → important | 12 |
| fuel → be → essential | 10 |
| fuel → be → crucial | 8 |
| fuel → be → key | 4 |
| negative | neutral | positive |
| 0.237 | 0.571 | 0.192 |
| Raw frequency | 52 |
| Normalized frequency | 0.554 |
| Modifier score | 0.900 |
| Perplexity | 347.502 |