| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] [adj] a mistake | 10 |
|
| 2 | it [was/were] [adj] a mistake | 10 |
|
| 3 | it [was/were] all a mistake | 10 |
|
| 4 | it [was/were] all a mistake | 10 |
|
| 5 | it [was/were] [det] a mistake | 10 |
|
| 6 | it was [adj] a mistake | 10 |
|
