| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | provided it [verb] not already been | 6 |
|
| 2 | provided [pron] have not already been | 6 |
|
| 3 | provided [pron] [verb] not already been | 6 |
|
| 4 | provided [pron] [vb -s] not already been | 6 |
|
| 5 | provided it [verb] not already been | 6 |
|
| 6 | provided [pers pn] [verb] not already been | 6 |
|
| 7 | provided [pron] has not already been | 6 |
|
