| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [verb] [to-vb] [prep] [noun sg] | 118 |
|
| 2 | had begin [to-vb] [prep] [noun] | 39 |
|
| 3 | [verb] begin [to-vb] [prep] [noun sg] | 28 |
|
| 4 | have begin [to-vb] [prep] [noun sg] | 23 |
|
| 5 | had begin [verb] [prep] [noun sg] | 18 |
|
| 6 | [vb past] begin [to-vb] [prep] [noun sg] | 18 |
|
