| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] [is] [adv] [vb pp] | 307 |
|
| 2 | [is] [adv] [vb pp] to have | 170 |
|
| 3 | [Wh pn] [is] [vb pp] to have | 51 |
|
