| Share | Phrase |
|---|
| 11.64% | progressive [character] rate |
| 10.23% | progressive [character] increase |
| 8.60% | progressive [character] characteristic |
| 6.07% | progressive [character] die |
| 5.81% | progressive [character] manner |
| 5.59% | progressive [character] spring |
| 5.36% | progressive [character] decrease |
| 4.65% | progressive [character] movement |
| 4.65% | progressive [character] wave |
| 4.26% | progressive [character] curve |
| 4.26% | progressive [character] resistance |
| 3.97% | progressive [character] change |
| 3.25% | progressive [character] means |
| 2.85% | progressive [character] wear |
| 2.27% | progressive [character] energy |
| 2.27% | progressive [character] engagement |
| 2.17% | progressive [character] linkage |
| 2.14% | progressive [character] compression |
| 2.14% | progressive [character] degradation |
| 1.93% | progressive [character] valve |
| 1.63% | progressive [character] effect |
| 1.59% | progressive [character] action |
| 1.31% | progressive [character] position |
| 1.25% | progressive [character] operation |