| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] to be | 8901 |
|
| 2 | [adv] to be | 6374 |
|
| 3 | [adv] [v-ing] to | 3550 |
|
| 4 | [adv] [v-ing] be | 503 |
|
