| Share | Phrase |
|---|
| 8.70% | easily [manner] retrofit |
| 7.13% | skate [connection] retrofit |
| 6.78% | retrofit modal can |
| 6.51% | retrofit to skate |
| 6.41% | line [using as instrument] retrofit |
| 6.07% | retrofit on skate |
| 5.17% | retrofit view [perform operation] |
| 4.92% | vehicle [connection] retrofit |
| 4.88% | retrofit system [perform operation] |
| 4.78% | retrofit engine [perform operation] |
| 4.72% | readily [degree] retrofit |
| 4.39% | method [does] retrofit |
| 4.20% | retrofit vehicle [perform operation] |
| 3.24% | retrofit device [perform operation] |
| 3.12% | engine [location] retrofit |
| 3.08% | capable of retrofit |
| 3.05% | retrofit modal may |
| 2.92% | retrofit brake [perform operation] |
| 2.74% | retrofit to vehicle |
| 1.99% | retrofit assembly [perform operation] |
| 1.71% | retrofit invention [perform operation] |
| 1.34% | system [does] retrofit |
| 0.92% | retrofit view |
| 0.63% | engine retrofit |
| 0.48% | not retrofit |