| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been do it for | 17 |
|
| 2 | [vb -s] be doing it for | 17 |
|
| 3 | 's be do it for | 12 |
|
| 4 | has be do it for | 5 |
|
