| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have helped [to-vb] the | 120 |
|
| 2 | has helped [to-vb] the | 45 |
|
| 3 | [vb -s] helped [to-vb] the | 45 |
|
| 4 | [vb past] helped [to-vb] the | 31 |
|
| 5 | have helped [to-vb] the | 30 |
|
| 6 | had helped [to-vb] the | 30 |
|
| 7 | [vb base] helped [to-vb] the | 30 |
|
| 8 | [vb infin] helped [to-vb] the | 14 |
|
| 9 | have helped [to-vb] the | 14 |
|
| 10 | [verb] helped to make the | 7 |
|
| 11 | [verb] helped to maintain the | 5 |
|
| 12 | [verb] helped to establish the | 5 |
|
