| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adv] it be [verb] | 23 |
|
| 2 | at [adv] it be [verb] | 23 |
|
| 3 | at least it be [verb] | 20 |
|
| 4 | at [adv] it 's [verb] | 13 |
|
| 5 | at [adv] it be [v-ing] | 12 |
|
| 6 | at [adv] it be [vb pp] | 11 |
|
| 7 | at [adv] it was [verb] | 6 |
|
