| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've forgotten [Wh det] i [was/were] [verb] | 10 |
|
| 2 | [vb base] forgotten what i [was/were] [verb] | 10 |
|
| 3 | [vb base] forgotten [Wh det] i [was/were] [v-ing] | 10 |
|
| 4 | [vb base] forgotten [Wh det] i was [verb] | 10 |
|
