| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have had [indef pn] [prep] | 147 |
|
| 2 | have [indef pn] [prep] a | 88 |
|
| 3 | have had [prep] a | 45 |
|
| 4 | had [indef pn] [prep] a | 9 |
|
