| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they began [to-vb] [prep] the [noun] | 13 |
|
| 2 | they began [to-vb] [prep] the [noun] | 13 |
|
| 3 | they began [to-vb] [prep] the [noun sg] | 12 |
|
| 4 | they began to walk [prep] the [noun] | 6 |
|
