| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be a [adj] | 104689 |
|
| 2 | be [art] [num] | 3614 |
|
| 3 | be [art] [num] | 3614 |
|
| 4 | be a [num] | 1944 |
|
| 5 | [be] a [num] | 1854 |
|
