| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have begun [to-vb] the | 129 |
|
| 2 | had begin [to-vb] the | 67 |
|
| 3 | has begin [to-vb] the | 28 |
|
| 4 | have begin [to-vb] the | 28 |
|
