| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb past] [prep] | 14185 |
|
| 2 | what [vb past] [prep] | 2590 |
|
| 3 | what they [vb past] | 2182 |
|
| 4 | what they [prep] | 8 |
|
