| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] [adv prt] on | 716 |
|
| 2 | [was/were] [to-vb] [adv prt] [prep] | 211 |
|
| 3 | [be] [to-vb] [adv prt] on | 43 |
|
| 4 | [was/were] [to-vb] [adv] on | 26 |
|
