| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could be [adj] | 2918 |
|
| 2 | [modal v] be one | 941 |
|
| 3 | [vb mod] be one | 941 |
|
| 4 | could be [num] | 215 |
|
| 5 | could [be] one | 89 |
|
| 6 | could be one | 89 |
|
| 7 | could be one | 89 |
|
