| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] it be [adj] | 2750 |
|
| 2 | [adv] it be [v-ing] | 605 |
|
| 3 | it be [v-ing] [adj] | 454 |
|
| 4 | [adv] be [v-ing] [adj] | 153 |
|
