| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [adj] [verb] | 4480 |
|
| 2 | it is [adv] [adj] [verb] | 4087 |
|
| 3 | it is [adv] [adv] [verb] | 645 |
|
| 4 | it is [adv] [adv] [verb] | 592 |
|
| 5 | it is [adv] possible [verb] | 575 |
|
| 6 | it is [adv] possible [verb] | 575 |
|
| 7 | it is [adv] difficult [verb] | 558 |
|
| 8 | it is [adv] difficult [verb] | 558 |
|
| 9 | it is [adv] easy [verb] | 410 |
|
| 10 | it is [adv] important [verb] | 380 |
|
| 11 | it is [adv] important [verb] | 380 |
|
| 12 | it is [adv] [prep] [verb] | 318 |
|
| 13 | it is [adv] [prep] [verb] | 318 |
|
| 14 | it is [adv] [adj -er] [verb] | 307 |
|
| 15 | it is [adv] necessary [verb] | 286 |
|
| 16 | it is [adv] necessary [verb] | 286 |
|
| 17 | it is [adv] easy [verb] | 281 |
|
| 18 | it is [adv] worth [verb] | 248 |
|
| 19 | it is [adv] worth [verb] | 248 |
|
| 20 | it is [adv] [verb] [verb] | 247 |
|
| 21 | it is [adv] good [verb] | 180 |
|
| 22 | it is [adv] impossible [verb] | 174 |
|
| 23 | it is [adv] impossible [verb] | 174 |
|
| 24 | it is [adv] [vb pp] [verb] | 169 |
|
| 25 | it is [adv] easier [verb] | 129 |
|
| 26 | it is [adv] better [verb] | 114 |
|
| 27 | it is [adv] hard [verb] | 107 |
|
| 28 | it is [adv] hard [verb] | 81 |
|
| 29 | it is [adv] useful [verb] | 76 |
|
| 30 | it is [adv] useful [verb] | 76 |
|
