| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] at [art] [num ord] session | 8 |
|
| 2 | be [vb pp] at [art] [num ord] session | 8 |
|
| 3 | [was/were] [vb pp] at [art] [num ord] session | 6 |
|
| 4 | was [vb pp] at [art] [num ord] session | 5 |
|
| 5 | [vb pp] at [art] [num ord] session [prep] | 9 |
|
| 6 | [vb pp] at [art] [num ord] session [prep] | 9 |
|
| 7 | [vb pp] at [art] [num ord] session of | 8 |
|
| 8 | [vb pp] at [art] [num ord] session of | 8 |
|
