| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] be [prep] [be] | 236 |
|
| 2 | [vb past] be [prep] [be] | 49 |
|
| 3 | need be [prep] [be] | 15 |
|
| 4 | needed [be] [prep] [be] | 6 |
|
