| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [am/are] [vb pp] [prep] [be] | 2101 |
|
| 2 | who [am/are] [vb pp] [prep] | 628 |
|
| 3 | who [am/are] [prep] [be] | 18 |
|
