| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [adv] [v-ing] | 9220 |
|
| 2 | [adv] [v-ing] [conj] | 3717 |
|
| 3 | was [adv] [conj] | 3296 |
|
| 4 | was [v-ing] [conj] | 2472 |
|
