| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [indef pn] have [vb pp] a [noun sg] | 177 |
|
| 2 | have ever [vb pp] a [noun sg] | 88 |
|
| 3 | [indef pn] have ever [vb pp] a | 20 |
|
