| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] should be [vb pp] by | 51 |
|
| 2 | this should be [vb pp] by | 36 |
|
| 3 | this should be [vb pp] by | 36 |
|
| 4 | [num] should be [vb pp] by | 13 |
|
| 5 | these should be [vb pp] by | 9 |
|
| 6 | these should be [vb pp] by | 9 |
|
| 7 | [adj] should be done by | 7 |
|
| 8 | [adj] should be accompanied by | 6 |
|
| 9 | [adj] should be followed by | 5 |
|
