| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adj] to help [vb infin] | 16 |
|
| 2 | [prep] [num] [to-vb] [vb infin] | 12 |
|
| 3 | in [adj] [to-vb] [vb infin] | 10 |
|
