| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] a [noun] | 330628 |
|
| 2 | [am/are] a [noun] | 8014 |
|
| 3 | [am/are] [verb] [noun] | 6217 |
|
| 4 | [am/are] [verb] a | 4868 |
|
