| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb past] [prep] [art] [noun sg] | 1872 |
|
| 2 | then [vb past] [prep] [art] [noun sg] | 462 |
|
| 3 | which then [vb past] [prep] [art] | 13 |
|
| 4 | which then [vb past] [art] [noun sg] | 9 |
|
