| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be at [noun sg] | 121 |
|
| 2 | it was at [noun] | 112 |
|
| 3 | it be at [noun prp] | 83 |
|
| 4 | it is at [noun] | 65 |
|
| 5 | it 's at [noun] | 57 |
|
| 6 | it be at [noun pl] | 32 |
|
| 7 | it be at home | 23 |
|
| 8 | it be at present | 23 |
|
| 9 | it be at present | 23 |
|
| 10 | it be at home | 23 |
|
| 11 | it be at time | 19 |
|
| 12 | it be at times | 16 |
|
| 13 | it be at night | 9 |
|
| 14 | it be at night | 9 |
|
| 15 | it be at work | 7 |
|
| 16 | it be at work | 7 |
|
