| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [Wh det] is [verb] | 1915 |
|
| 2 | [pron] [prep] [Wh det] [verb] | 313 |
|
| 3 | [pron] [Wh det] is [verb] | 165 |
|
| 4 | [pron] [prep] [Wh det] is | 89 |
|
| 5 | [pron] [prep] is [verb] | 8 |
|
