| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] not always possible [to-vb] | 7 |
|
| 2 | [was/were] [adv] always possible [to-vb] | 7 |
|
| 3 | [was/were] [not/n't] always possible [to-vb] | 7 |
|
| 4 | was [adv] always possible [to-vb] | 7 |
|
| 5 | [was/were] not always possible [to-vb] | 7 |
|
