| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | begin [to-vb] at the [adj] [noun sg] | 15 |
|
| 2 | begin [to-vb] at the [adj] [noun] | 14 |
|
| 3 | began [to-vb] at the [adj] [noun] | 10 |
|
