| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [adv] [adj] know [conj] | 30 |
|
| 2 | it [be] [adv] [adj] to know [conj] | 30 |
|
| 3 | it [is] [adv] [adj] know [conj] | 26 |
|
| 4 | it is [adv] [adj] know [conj] | 18 |
|
| 5 | it [be] [adv] [adj] know that | 15 |
|
| 6 | it [be] [adv] [adj] know [that] | 15 |
|
| 7 | it [be] [adv] [adj] know that | 15 |
|
| 8 | it [be] [adv] [adj] know [subord] | 14 |
|
| 9 | it [be] [adv] [adj] know whether | 12 |
|
| 10 | it [be] [adv] [adj] know whether | 12 |
|
| 11 | it [be] very [adj] know [conj] | 9 |
|
| 12 | it 's [adv] [adj] know [conj] | 8 |
|
| 13 | it [be] [adv] difficult know [conj] | 8 |
|
| 14 | it [be] [adv] important know [conj] | 7 |
|
