| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb base] [to-vb] [prep] | 919 |
|
| 2 | they [vb base] been [prep] | 223 |
|
| 3 | they [vb base] [to-vb] been | 46 |
|
| 4 | [vb base] [to-vb] been [prep] | 31 |
|
