| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] existing at [art] time | 11 |
|
| 2 | [noun pl] existing at [art] time | 8 |
|
| 3 | existing at [art] time of | 5 |
|
| 4 | existing at [art] time [prep] | 5 |
|
| 5 | existing at [art] time of | 5 |
|
| 6 | existing at [art] time [prep] | 5 |
|
