| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun sg] [prep] | 505621 |
|
| 2 | is a [noun sg] | 40031 |
|
| 3 | is [noun sg] [prep] | 5264 |
|
| 4 | is a [prep] | 30 |
|
