| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [prep] a | 2077 |
|
| 2 | it [be] [prep] [be] | 1355 |
|
| 3 | [be] [prep] [be] a | 683 |
|
| 4 | it [prep] [be] a | 176 |
|
| 5 | it [be] [be] a | 20 |
|
