| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [conj] [adv] [adj] | 704 |
|
| 2 | should be [vb pp] [conj] [adj] | 210 |
|
| 3 | should be [vb pp] [conj] [adv] | 103 |
|
| 4 | should be [vb pp] [adv] [adj] | 58 |
|
