| Share | Phrase |
| 57.85% | impress voltage [perform operation] |
| 9.79% | impress on electrode |
| 6.98% | impress to motor |
| 6.39% | impress signal [perform operation] |
| 4.95% | impress terminal [perform operation] |
| 4.40% | means [does] impress |
| 3.65% | impress force [perform operation] |
| 3.15% | impress circuit [perform operation] |
| 2.79% | impress pressure [perform operation] |