| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] they have [vb pp] | 6991 |
|
| 2 | they have often [vb pp] | 30 |
|
| 3 | [conj] have often [vb pp] | 24 |
|
| 4 | [conj] they have often | 16 |
|
