| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] at [num] [noun prp] | 14 |
|
| 2 | be [vb pp] at [num] [noun prp] | 13 |
|
| 3 | be contacted at [num] [noun prp] | 5 |
|
| 4 | be contact at [num] [noun prp] | 5 |
|
