| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this [vb -s] [conj] [art] | 846 |
|
| 2 | [vb -s] [conj] when [art] | 53 |
|
| 3 | this [vb -s] when [art] | 27 |
|
| 4 | this [vb -s] [conj] when | 24 |
|
