| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be [vb pp] that [prep] | 57 |
|
| 2 | should be [verb] that [prep] | 57 |
|
| 3 | should be noted that [prep] | 31 |
|
| 4 | should be note that [prep] | 31 |
|
| 5 | should be [verb] that in | 28 |
|
| 6 | should be [verb] that for | 11 |
|
| 7 | should be remembered that [prep] | 9 |
|
| 8 | should be remember that [prep] | 9 |
|
| 9 | should be [verb] that at | 5 |
|
