| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it has often | 12 |
|
| 2 | [noun] it has often | 7 |
|
| 3 | [coord] it has often | 6 |
|
| 4 | [noun sg] it has often | 5 |
|
| 5 | it has [adv] often | 8 |
|
| 6 | it has [adv] often | 5 |
|
| 7 | it has often [be] | 67 |
|
| 8 | it has often [been] | 67 |
|
| 9 | it has often be | 67 |
|
| 10 | it has often been | 67 |
|
| 11 | it has often [verb] | 19 |
|
| 12 | it has often [vb pp] | 18 |
|
