| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could be [prep] some [noun] | 10 |
|
| 2 | could [be] [prep] some [noun] | 10 |
|
| 3 | could [be] [prep] some [noun sg] | 9 |
|
| 4 | could [be] of some [noun] | 5 |
|
| 5 | could [be] in some [noun] | 5 |
|
| 6 | could [be] in some [noun] | 5 |
|
| 7 | could [be] of some [noun] | 5 |
|
