| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [det] a [noun sg] | 1623 |
|
| 2 | be [pron] a [noun sg] | 1620 |
|
| 3 | be [pron] [det] [noun sg] | 1549 |
|
| 4 | [pron] [det] a [noun sg] | 322 |
|
| 5 | be [pron] [det] a | 48 |
|
