| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [prep] a [noun] | 150210 |
|
| 2 | [noun sg] is a [noun] | 10774 |
|
| 3 | [noun sg] is [prep] [noun] | 5327 |
|
| 4 | is [prep] a [noun] | 1884 |
|
| 5 | [noun sg] is [prep] a | 1811 |
|
