| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [vb pp] [art] | 89366 |
|
| 2 | [vb pp] [art] step | 83 |
|
| 3 | have [vb pp] step | 45 |
|
| 4 | have [art] step | 9 |
|
