| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | perhaps [pers pn] should have [verb] a | 7 |
|
| 2 | perhaps [pers pn] should have [vb pp] a | 7 |
|
| 3 | perhaps [pers pn] should have [verb] a | 6 |
|
| 4 | perhaps [pers pn] should have [verb] a | 6 |
|
