| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] [prep] [Wh det] the | 27 |
|
| 2 | [is] [vb pp] [prep] [Wh det] the | 22 |
|
| 3 | [is] [verb] [prep] which the | 16 |
|
| 4 | [is] [verb] [prep] what the | 11 |
|
| 5 | [is] [verb] in [Wh det] the | 6 |
|
| 6 | [is] [v-ing] [prep] [Wh det] the | 5 |
|
