| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] is [not/n't] often [vb pp] | 12 |
|
| 2 | [noun sg] is [not/n't] often [vb pp] | 11 |
|
| 3 | [pron] is [not/n't] often [vb pp] | 9 |
|
| 4 | it is [not/n't] often [vb pp] | 6 |
|
| 5 | [pers pn] is [not/n't] often [vb pp] | 6 |
|
| 6 | it is [not/n't] often [vb pp] | 6 |
|
| 7 | is [not/n't] often [vb pp] [prep] | 12 |
|
| 8 | is [not/n't] often [vb pp] [prep] | 12 |
|
| 9 | is [not/n't] often [vb pp] in | 6 |
|
| 10 | is [not/n't] often [vb pp] in | 6 |
|
| 11 | is [not/n't] often [vb pp] by | 5 |
|
| 12 | is [not/n't] often [vb pp] by | 5 |
|
| 13 | is [not/n't] often [vb pp] [conj] | 5 |
|
