| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [be] seen [prep] | 876 |
|
| 2 | be [prep] [be] [prep] | 400 |
|
| 3 | be [prep] [be] seen | 188 |
|
| 4 | be [be] seen [prep] | 37 |
|
