| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] at [adj] time | 462 |
|
| 2 | [be] [verb] at [det] time | 338 |
|
| 3 | [be] [verb] [prep] some time | 196 |
|
| 4 | [be] [verb] [prep] some time | 196 |
|
| 5 | [be] [verb] at some [noun] | 111 |
|
| 6 | [be] [verb] at some time | 26 |
|
| 7 | [be] [verb] at some time | 26 |
|
