| major factor | 39.70 | But coal is a major factor. | ||
| important factor | 34.89 | There are two important factors. | ||
| key factor | 32.06 | And was still a key factor. | ||
| big factor | 14.29 | A big factor is cost. | ||
| technical factor | 13.89 | Corn fell slightly on technical factors. | ||
| contributing factor | 12.71 | But that was a contributing factor. | ||
| main factor | 11.32 | A main factor is cost. | ||
| deciding factor | 11.06 | The deciding factor, no. | ||
| environmental factor | 9.74 | What environmental factors? | ||
| seasonal factor | 9.35 | Zedillo blamed seasonal factors. | ||
| significant factor | 9.15 | Money is a significant factor. | ||
| biggest factor | 8.49 | The biggest factor is day care. | ||
| economic factor | 8.49 | The economic factor. | ||
| crucial factor | 7.83 | A crucial factor is money. | ||
| only factor | 7.77 | The war is not the only factor. | ||
| critical factor | 7.70 | The critical factor is time. | ||
| determining factor | 7.44 | The determining factor is fog. | ||
| negative factor | 6.45 | Another negative factor was higher prices of imported goods. | ||
| decisive factor | 6.19 | But the decisive factors will be the same. | ||
| mitigating factor | 6.12 | There were mitigating factors. |