| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they have [vb pp] [to-vb] | 1279 |
|
| 2 | have [vb pp] [to-vb] at | 268 |
|
| 3 | they have [vb pp] at | 174 |
|
| 4 | they have [to-vb] at | 24 |
|
