| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] held at the [adj] [noun pl] | 16 |
|
| 2 | [be] held at the [adj] [noun pl] | 14 |
|
| 3 | [be] held at the scientific [noun pl] | 7 |
|
| 4 | [be] [vb pp] at the scientific [noun pl] | 7 |
|
| 5 | [be] held at the scientific [noun pl] | 7 |
|
| 6 | [be] held at [art] scientific [noun pl] | 7 |
|
| 7 | [be] held [prep] the scientific [noun pl] | 7 |
|
| 8 | [be] hold at the scientific [noun pl] | 7 |
|
| 9 | [be] [verb] at the scientific [noun pl] | 7 |
|
| 10 | [be] held [prep] the scientific [noun pl] | 7 |
|
| 11 | [be] held at the scientific [noun] | 7 |
|
| 12 | [be] held at [art] scientific [noun pl] | 7 |
|
| 13 | [be] held at the scientific [noun pl] | 7 |
|
