| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] an [adj] | 8020 |
|
| 2 | [vb past] an [adj] | 7838 |
|
| 3 | [verb] an extra | 811 |
|
| 4 | [vb past] [art] extra | 159 |
|
| 5 | [vb past] [art] extra | 159 |
|
| 6 | [vb past] a extra | 102 |
|
| 7 | [vb past] an extra | 102 |
|
