| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [be] [prep] [art] | 764 |
|
| 2 | could [adv] [be] [art] | 374 |
|
| 3 | could [be] [prep] [art] | 254 |
|
| 4 | could [adv] [be] [prep] | 122 |
|
| 5 | could [adv] [prep] [art] | 17 |
|
