| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] to | 14228 |
|
| 2 | [adv] be [v-ing] | 4654 |
|
| 3 | [adv] [v-ing] to | 3550 |
|
| 4 | [adv] be to | 598 |
|
