| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they have [vb pp] a [n mass] | 13 |
|
| 2 | they had [verb] a [n mass] | 7 |
|
| 3 | they have [verb] a series | 5 |
|
| 4 | they 've [verb] a [n mass] | 5 |
|
