| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [verb] [prep] [art] [num ord] time | 12 |
|
| 2 | [Wh det] [verb] [prep] [art] [num ord] time | 12 |
|
| 3 | [Wh det] [verb] for [art] [num ord] time | 9 |
|
| 4 | [Wh det] [verb] for [art] [num ord] time | 9 |
|
