| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [adv] [adj] to know | 90 |
|
| 2 | it is [adv] [adj] to know | 57 |
|
| 3 | it 's [adv] [adj] to know | 33 |
|
| 4 | it [is] [adv] difficult to know | 20 |
|
| 5 | it [is] [adv] important to know | 19 |
|
| 6 | it [is] very [adj] to know | 18 |
|
| 7 | it [is] also [adj] to know | 11 |
|
| 8 | it [is] always [adj] to know | 9 |
|
| 9 | it [is] therefore [adj] to know | 7 |
|
| 10 | it [is] [adv] necessary to know | 6 |
|
| 11 | it [is] [adv] nice to know | 6 |
|
| 12 | it [is] [adv] hard to know | 5 |
|
| 13 | it [is] often [adj] to know | 5 |
|
