| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [v-ing] at | 3696 |
|
| 2 | [noun] began [v-ing] | 786 |
|
| 3 | [noun] began at | 118 |
|
| 4 | began [v-ing] at | 67 |
|
