| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] a [noun sg] [prep] | 6749 |
|
| 2 | [prep] [be] a [noun sg] [prep] | 3027 |
|
| 3 | [prep] it [be] a [noun sg] | 187 |
|
| 4 | [prep] it a [noun sg] [prep] | 144 |
|
| 5 | [prep] it [be] [noun sg] [prep] | 72 |
|
