| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] [prep] [det] | 25216 |
|
| 2 | [vb pp] [prep] [det] purpose | 249 |
|
| 3 | [be] [vb pp] [prep] purpose | 24 |
|
| 4 | [be] [prep] [det] purpose | 9 |
|
