| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] could be [vb pp] [adv] | 624 |
|
| 2 | [noun] be [vb pp] [adv] [adj] | 560 |
|
| 3 | [noun] could be [adv] [adj] | 372 |
|
| 4 | [noun] could be [vb pp] [adj] | 120 |
|
| 5 | could be [vb pp] [adv] [adj] | 39 |
|
