| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] of [noun sg] [be] | 215 |
|
| 2 | [vb mod] of [noun sg] [be] | 215 |
|
| 3 | could [prep] [noun sg] [be] | 55 |
|
| 4 | could of [noun] [be] | 12 |
|
| 5 | could of [noun sg] [be] | 12 |
|
