| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] it be [vb pp] for | 11 |
|
| 2 | [Wh det] it [be] [vb pp] for | 11 |
|
| 3 | [Wh det] it [is] [vb pp] for | 8 |
|
| 4 | [Wh det] it is [vb pp] for | 8 |
|
| 5 | which it [be] [vb pp] for | 7 |
|
| 6 | [Wh det] it [be] used for | 5 |
|
