| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [adv] be [vb pp] [that] | 148 |
|
| 2 | should be [vb pp] [that] [noun] | 103 |
|
| 3 | [adv] be [vb pp] [that] [noun] | 70 |
|
| 4 | should [adv] be [vb pp] [noun] | 14 |
|
