| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [v-ing] [verb] | 1211 |
|
| 2 | it be about [verb] | 98 |
|
| 3 | it be about [v-ing] | 96 |
|
| 4 | be about [v-ing] [verb] | 12 |
|
