| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [conj] it is [to-vb] | 44 |
|
| 2 | [adj] [subord] it is [to-vb] | 44 |
|
| 3 | [adj] [conj] it is [to-vb] | 35 |
|
| 4 | [adj] if it is [to-vb] | 15 |
|
| 5 | [adj] if it is [to-vb] | 15 |
|
| 6 | [adj] as it is [to-vb] | 13 |
|
| 7 | [adj] as it is [to-vb] | 13 |
|
| 8 | [adj] though it is [to-vb] | 9 |
|
| 9 | [adj] though it is [to-vb] | 9 |
|
| 10 | [adj] than it is [to-vb] | 6 |
|
| 11 | [adj] than it is [to-vb] | 6 |
|
| 12 | [det] [conj] it is [to-vb] | 6 |
|
| 13 | difficult [conj] it is [to-vb] | 5 |
|
| 14 | difficult [conj] it is [to-vb] | 5 |
|
