| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [ex0] be a [noun sg] | 23201 |
|
| 2 | be a [noun pl] [noun sg] | 285 |
|
| 3 | [ex0] be a [noun pl] | 112 |
|
| 4 | [ex0] be [noun pl] [noun sg] | 25 |
|
