| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] [adv prt] [art] [adj] | 79 |
|
| 2 | could [be] [vb pp] [art] [adj] | 61 |
|
| 3 | could [be] [vb pp] [adv prt] [art] | 19 |
|
