| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [adv] [v-ing] [prep] [adj] | 337 |
|
| 2 | [was/were] [adv] [verb] on [adj] | 188 |
|
| 3 | [be] [adv] [v-ing] on [adj] | 80 |
|
| 4 | [was/were] [adv] [v-ing] on [adj] | 34 |
|
