| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [Wh det] is [verb] | 1915 |
|
| 2 | [noun pl] [prep] [Wh det] [verb] | 1553 |
|
| 3 | [noun pl] [prep] [Wh det] is | 411 |
|
| 4 | [noun pl] [Wh det] is [verb] | 156 |
|
