| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [det] a [noun sg] | 368 |
|
| 2 | perhaps it [be] a [noun sg] | 62 |
|
| 3 | perhaps it [be] [det] [noun sg] | 15 |
|
| 4 | perhaps it [be] [det] a | 5 |
|
