| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] what was going through | 7 |
|
| 2 | [vb past] what [was/were] going through | 7 |
|
| 3 | [vb past] what be going through | 7 |
|
| 4 | knew what [be] going through | 5 |
|
