| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] an [noun] [prep] [noun] | 591 |
|
| 2 | [be] an [noun] [prep] [noun] | 344 |
|
| 3 | [adv] [be] [noun] [prep] [noun] | 121 |
|
| 4 | [adv] [be] an [noun] [prep] | 120 |
|
| 5 | [adv] [be] an [noun] [noun] | 19 |
|
