| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] for | 6384 |
|
| 2 | been [v-ing] for | 1734 |
|
| 3 | been driving [prep] | 37 |
|
| 4 | be driving for | 24 |
|
| 5 | [be] driving for | 24 |
|
| 6 | been drive for | 17 |
|
| 7 | [been] driving for | 16 |
|
