| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] be [vb pp] [prep] | 12900 |
|
| 2 | [Wh det] [be] [vb pp] [prep] | 12900 |
|
| 3 | [pron] is [vb pp] [prep] | 12316 |
|
| 4 | [Wh det] is [verb] [prep] | 5687 |
|
| 5 | [Wh det] [is] [vb pp] [prep] | 5138 |
|
| 6 | [Wh det] is [vb pp] [prep] | 5023 |
|
