| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [prep] a [noun] [conj] | 746 |
|
| 2 | [modal v] [be] [prep] a [noun] | 716 |
|
| 3 | [modal v] [be] a [noun] [conj] | 661 |
|
| 4 | [modal v] [be] [prep] [noun] [conj] | 385 |
|
| 5 | [modal v] [prep] a [noun] [conj] | 14 |
|
