| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] [v-ing] [prep] | 8542 |
|
| 2 | be [adv] [v-ing] [to] | 1541 |
|
| 3 | be [adv] [verb] [to] | 472 |
|
| 4 | [be] [adv] [v-ing] [to] | 469 |
|
