| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [be] [verb] [prep] a [noun] | 4742 |
|
| 2 | [vb mod] [be] [verb] [prep] a [noun sg] | 4515 |
|
| 3 | [vb mod] [be] [verb] [prep] [art] period | 48 |
|
| 4 | [vb mod] [be] [verb] [prep] [art] period | 48 |
|
| 5 | [vb mod] [be] [verb] [prep] a period | 32 |
|
| 6 | [vb mod] [be] [verb] [prep] a period | 32 |
|
| 7 | [modal v] [be] [verb] [prep] a period | 32 |
|
