| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun sg] [prep] | 163355 |
|
| 2 | [prep] [det] [noun sg] [prep] | 40287 |
|
| 3 | a [det] [noun sg] [prep] | 1109 |
|
| 4 | [prep] a [det] [noun sg] | 833 |
|
| 5 | [prep] a [det] [prep] | 150 |
|
