| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [adv] [v-ing] [prep] | 3147 |
|
| 2 | [was/were] [v-ing] in [prep] | 167 |
|
| 3 | [adv] [v-ing] in [prep] | 106 |
|
| 4 | [was/were] [adv] [v-ing] in | 51 |
|
| 5 | [was/were] [adv] in [prep] | 21 |
|
