| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun prp] [be] [prep] a | 116 |
|
| 2 | [prep] [noun prp] [be] [prep] a | 116 |
|
| 3 | at [noun prp] [be] [prep] [art] | 56 |
|
| 4 | at [noun] [be] [prep] a | 22 |
|
| 5 | at [noun prp] [be] [prep] a | 12 |
|
