| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [adj] [prep] | 36917 |
|
| 2 | once [adj] [prep] | 124 |
|
| 3 | [was/were] once [adj] | 107 |
|
| 4 | [was/were] once [prep] | 52 |
|
