| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [adv] [adj] [to-vb] [subord] | 109 |
|
| 2 | it is [adv] [adj] [verb] [subord] | 86 |
|
| 3 | it [is] [adv] [adj] [verb] whether | 63 |
|
| 4 | it [is] [adv] difficult [verb] [subord] | 33 |
|
| 5 | it 's [adv] [adj] [verb] [subord] | 24 |
|
| 6 | it [is] too [adj] [verb] [subord] | 15 |
|
| 7 | it [is] [adv] [adj] say [subord] | 14 |
|
| 8 | it [is] [adv] early [verb] [subord] | 14 |
|
| 9 | it [is] [adv] [adj] to say [subord] | 14 |
|
| 10 | it [is] very [adj] [verb] [subord] | 14 |
|
| 11 | it [is] [adv] [adj] know [subord] | 12 |
|
| 12 | it [is] [adv] [adj] to know [subord] | 12 |
|
| 13 | it [is] [adv] [adj] [verb] if | 11 |
|
| 14 | it [is] [adv] important [verb] [subord] | 10 |
|
| 15 | it [is] [adv] [adj] [verb] when | 10 |
|
| 16 | it [is] [adv] [adj] to tell [subord] | 9 |
|
| 17 | it [is] [adv] [adj] tell [subord] | 9 |
|
| 18 | it [is] also [adj] [verb] [subord] | 9 |
|
| 19 | it [is] [adv] [adj] [verb] because | 8 |
|
| 20 | it [is] [adv] [adj] [verb] as | 8 |
|
| 21 | it [is] [adv] [adj] to decide [subord] | 7 |
|
| 22 | it [is] [adv] [adj] decide [subord] | 7 |
|
| 23 | it [is] [adv] [adj] ask [subord] | 7 |
|
| 24 | it [is] more [adj] [verb] [subord] | 7 |
|
| 25 | it [is] [adv] [adj] to ask [subord] | 7 |
|
| 26 | it [is] [adv] easy [verb] [subord] | 7 |
|
| 27 | it [is] therefore [adj] [verb] [subord] | 6 |
|
| 28 | it [is] often [adj] [verb] [subord] | 6 |
|
| 29 | it [is] [adv] [adj] establish [subord] | 5 |
|
| 30 | it [is] [adv] [adj] to establish [subord] | 5 |
|
