| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [verb] [prep] | 64175 |
|
| 2 | when [noun prp] [verb] | 5376 |
|
| 3 | when [verb] [prep] | 4697 |
|
| 4 | when [noun prp] [prep] | 51 |
|
