| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [v-ing] to [be] | 843 |
|
| 2 | are [v-ing] to [be] | 613 |
|
| 3 | [adv] are to [be] | 23 |
|
| 4 | [adv] are [v-ing] to | 15 |
|
