| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be [vb pp] that [det] [noun] | 75 |
|
| 2 | should be noted that [det] [noun] | 44 |
|
| 3 | should be [vb pp] that [det] [noun sg] | 43 |
|
| 4 | should be [vb pp] that this [noun] | 32 |
|
| 5 | should be [vb pp] that [det] [noun pl] | 29 |
|
| 6 | should be [vb pp] that these [noun] | 17 |
|
| 7 | should be [vb pp] that such [noun] | 8 |
|
| 8 | should be stressed that [det] [noun] | 6 |
|
| 9 | should be [vb pp] that some [noun] | 5 |
|
| 10 | should be remembered that [det] [noun] | 5 |
|
| 11 | should be [vb pp] that many [noun] | 5 |
|
