| Share | Phrase |
|---|
| 31.51% | reform fuel [perform operation] |
| 17.73% | gas [connection] reform |
| 15.22% | hydrogen [connection] reform |
| 8.51% | reform gas [perform operation] |
| 6.07% | reform steam [perform operation] |
| 5.87% | reform shoe [perform operation] |
| 5.26% | reform mixture [perform operation] |
| 3.28% | automatically [manner] reform |
| 2.79% | system [does] reform |
| 2.07% | means [does] reform |
| 1.63% | reform modal can |