| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been set [adv prt] at [art] | 7 |
|
| 2 | [verb] been set up at [art] | 7 |
|
| 3 | have been set [adv prt] at [art] | 7 |
|
| 4 | [verb] been set [adv prt] at the | 6 |
|
