| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [adv] to a | 144 |
|
| 2 | be [v-ing] [adv] to a | 144 |
|
| 3 | were [v-ing] [adv] [prep] a | 114 |
|
| 4 | were [v-ing] [adv] [prep] a | 114 |
|
| 5 | were [v-ing] [adv] to [art] | 88 |
|
| 6 | were [verb] [adv] to a | 72 |
|
| 7 | [was/were] [v-ing] [adv] to a | 49 |
|
| 8 | were [v-ing] [adv] to a | 21 |
|
