| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] at [adj] time | 462 |
|
| 2 | [be] [v-ing] at [adj] [noun] | 443 |
|
| 3 | [be] [v-ing] [prep] [adj] time | 144 |
|
| 4 | [be] [v-ing] [prep] [adj] time | 144 |
|
| 5 | [be] [v-ing] at [adj] time | 40 |
|
