| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is [not/n't] [adj] for | 105 |
|
| 2 | [conj] it be [not/n't] unknown for | 18 |
|
| 3 | [conj] it [be] [not/n't] unknown for | 18 |
|
| 4 | [conj] it is [adv] unknown for | 15 |
|
| 5 | [conj] it [is] [not/n't] unknown for | 15 |
|
| 6 | [conj] [pron] is [not/n't] unknown for | 14 |
|
| 7 | [conj] it is [not/n't] unknown [prep] | 14 |
|
| 8 | [conj] it is [not/n't] unknown for | 14 |
|
| 9 | [conj] [pers pn] is [not/n't] unknown for | 14 |
|
