| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [be] [v-ing] [pers pn] | 314 |
|
| 2 | to [be] [v-ing] at | 211 |
|
| 3 | [be] [v-ing] [pers pn] at | 130 |
|
| 4 | to [v-ing] [pers pn] at | 14 |
|
