| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] not [verb] [prep] [noun sg] | 462 |
|
| 2 | [is] not [vb pp] [prep] [noun sg] | 403 |
|
| 3 | [is] [adv] known [prep] [noun sg] | 88 |
|
| 4 | [be] not known [prep] [noun sg] | 53 |
|
| 5 | [is] not known [prep] [noun] | 51 |
|
| 6 | [is] not know [prep] [noun sg] | 50 |
|
| 7 | [is] not known [prep] [noun sg] | 50 |
|
| 8 | [is] [not/n't] known [prep] [noun sg] | 50 |
|
