| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [det] be a | 68 |
|
| 2 | be [det] [is] a | 58 |
|
| 3 | be that [be] a | 50 |
|
| 4 | 's [det] [be] a | 38 |
|
| 5 | be [det] 's a | 37 |
|
| 6 | be [det] is a | 21 |
|
| 7 | be this [be] a | 16 |
|
| 8 | is [det] [be] a | 15 |
|
| 9 | was [det] [be] a | 10 |
|
| 10 | be [det] was a | 7 |
|
| 11 | be [det] [was/were] a | 7 |
|
