| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | begin [to-vb] [adv] at the [noun] | 11 |
|
| 2 | begin [to-vb] [adv] at the [noun sg] | 8 |
|
| 3 | began [to-vb] [adv] at the [noun] | 7 |
|
