| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adj] [to-vb] [to-vb] [adj] | 23 |
|
| 2 | it is [adj] [verb] [to-vb] [det] | 12 |
|
| 3 | it is [adj] [verb] [to-vb] [adj] | 12 |
|
| 4 | it is [adj] try [to-vb] [adj] | 11 |
|
| 5 | it is [adj] to try [to-vb] [adj] | 9 |
|
| 6 | it is [adj] attempt [to-vb] [adj] | 7 |
|
| 7 | it is [adj] to attempt [to-vb] [adj] | 7 |
|
