| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be [vb pp] [prep] [art] | 3987 |
|
| 2 | have be [vb pp] [prep] [art] | 1533 |
|
| 3 | should have be [vb pp] [prep] | 334 |
|
| 4 | should have [vb pp] [prep] [art] | 182 |
|
| 5 | should have be [prep] [art] | 42 |
|
| 6 | should have be [vb pp] [art] | 23 |
|
