| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [am/are] a [noun] | 547 |
|
| 2 | [am/are] [vb pp] a [noun] | 225 |
|
| 3 | they [am/are] [vb pp] [noun] | 166 |
|
| 4 | they [am/are] [vb pp] a | 72 |
|
| 5 | they [vb pp] a [noun] | 24 |
|
