| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun] [conj] | 37774 |
|
| 2 | is a [noun] [conj] | 3357 |
|
| 3 | is [prep] a [noun] | 1884 |
|
| 4 | is [prep] [noun] [conj] | 1151 |
|
