| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] to | 14228 |
|
| 2 | be [pers pn] [v-ing] | 11937 |
|
| 3 | [pers pn] [v-ing] to | 1136 |
|
| 4 | be [pers pn] to | 273 |
|
