| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [am/are] [vb pp] [prep] a | 4543 |
|
| 2 | [am/are] [vb pp] [prep] a | 4543 |
|
| 3 | [be] [vb pp] at a | 1866 |
|
| 4 | [am/are] [vb pp] at [art] | 591 |
|
| 5 | [am/are] [verb] at a | 270 |
|
| 6 | [am/are] [vb pp] at a | 139 |
|
