| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it is [adj] [verb] | 1073 |
|
| 2 | [subord] it is [adj] [to-vb] | 1042 |
|
| 3 | [subord] it is [adj] [verb] | 994 |
|
| 4 | [subord] it is possible [verb] | 209 |
|
| 5 | [subord] it is possible [verb] | 209 |
|
| 6 | although it is [adj] [verb] | 138 |
|
| 7 | if it is [adj] [verb] | 133 |
|
| 8 | so it is [adj] [verb] | 123 |
|
| 9 | [subord] it is difficult [verb] | 120 |
|
| 10 | [subord] it is difficult [verb] | 120 |
|
| 11 | as it is [adj] [verb] | 117 |
|
| 12 | because it is [adj] [verb] | 86 |
|
| 13 | [subord] it is necessary [verb] | 85 |
|
| 14 | [subord] it is necessary [verb] | 85 |
|
| 15 | where it is [adj] [verb] | 80 |
|
| 16 | whether it is [adj] [verb] | 79 |
|
| 17 | [subord] it is impossible [verb] | 64 |
|
| 18 | [subord] it is impossible [verb] | 64 |
|
| 19 | [subord] it is easy [verb] | 64 |
|
| 20 | while it is [adj] [verb] | 63 |
|
| 21 | though it is [adj] [verb] | 57 |
|
| 22 | when it is [adj] [verb] | 53 |
|
| 23 | [subord] it is important [verb] | 48 |
|
| 24 | [subord] it is important [verb] | 48 |
|
| 25 | since it is [adj] [verb] | 48 |
|
| 26 | [subord] it is easy [verb] | 45 |
|
| 27 | [subord] it is [adj -er] [verb] | 43 |
|
| 28 | [subord] it is [adj] to see | 43 |
|
| 29 | [subord] it is [adj] see | 43 |
|
| 30 | [subord] it is [adj] do | 42 |
|
