| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [prep] these | 249 |
|
| 2 | it be [prep] [n mass] | 65 |
|
| 3 | it be these [n mass] | 11 |
|
| 4 | be [prep] these [n mass] | 6 |
|
