| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] be [vb pp] [prep] | 12900 |
|
| 2 | [Wh det] [be] [vb pp] [prep] | 12900 |
|
| 3 | [pron] are [vb pp] [prep] | 7675 |
|
| 4 | [Wh det] are [verb] [prep] | 2380 |
|
| 5 | [Wh det] [am/are] [vb pp] [prep] | 2290 |
|
