| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they had [verb] a | 431 |
|
| 2 | they had [vb pp] a | 371 |
|
| 3 | [pron] had had a | 267 |
|
| 4 | they [verb] had a | 200 |
|
| 5 | they have had a | 200 |
|
| 6 | they [vb past] had a | 91 |
|
| 7 | they had had [art] | 64 |
|
| 8 | they had had [art] | 64 |
|
| 9 | they had had a | 37 |
|
| 10 | they had have a | 36 |
|
