| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [pron] | 28826 |
|
| 2 | be [v-ing] to | 14228 |
|
| 3 | [v-ing] to [pron] | 8145 |
|
| 4 | be to [pron] | 943 |
|
