| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] [adv] [prep] [art] | 8621 |
|
| 2 | [be] [v-ing] [adv] [prep] [art] | 4637 |
|
| 3 | [was/were] [v-ing] [adv] [prep] [art] | 1965 |
|
| 4 | [was/were] [v-ing] [adv] [prep] [art] | 1965 |
|
