| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [verb] | 37436 |
|
| 2 | has [been] [v-ing] | 3555 |
|
| 3 | have [been] driving | 102 |
|
| 4 | [verb] [been] driving | 102 |
|
| 5 | has [been] drive | 36 |
|
| 6 | [vb -s] [been] driving | 15 |
|
| 7 | has [be] driving | 9 |
|
