| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] at | 4833 |
|
| 2 | [vb pp] [to-vb] at | 1030 |
|
| 3 | begun [to-vb] [prep] | 260 |
|
| 4 | begun [to-vb] [prep] | 260 |
|
| 5 | begin [to-vb] at | 193 |
|
| 6 | begun [verb] at | 15 |
|
| 7 | begun [to-vb] at | 14 |
|
