| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they have [be] [adj] | 566 |
|
| 2 | could have [be] [adj] | 353 |
|
| 3 | they could [be] [adj] | 93 |
|
| 4 | they could have [be] | 85 |
|
| 5 | they could have [adj] | 26 |
|
