| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] prevented him [prep] [verb] | 17 |
|
| 2 | have prevented him [prep] [verb] | 17 |
|
| 3 | [vb past] prevented him [prep] [verb] | 8 |
|
| 4 | had prevented him [prep] [verb] | 8 |
|
| 5 | have prevented him [prep] [verb] | 5 |
|
| 6 | [vb infin] prevented him [prep] [verb] | 5 |
|
| 7 | prevented him [prep] [verb] [adj] | 6 |
|
