| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [be] [prep] | 13918 |
|
| 2 | [vb past] [be] [prep] | 4611 |
|
| 3 | need [be] [prep] | 58 |
|
| 4 | needed [be] [prep] | 16 |
|
