| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] be [v-ing] to | 339 |
|
| 2 | [vb -s] [adv] be [v-ing] | 311 |
|
| 3 | [vb -s] be [v-ing] to | 113 |
|
| 4 | [vb -s] [adv] be to | 66 |
|
| 5 | [vb -s] [adv] [v-ing] to | 28 |
|
