| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adv] at a | 241 |
|
| 2 | [be] [adv] at a | 194 |
|
| 3 | [be] still [prep] a | 169 |
|
| 4 | [be] still at [art] | 117 |
|
| 5 | [be] still at a | 28 |
|
