| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [det] a [noun sg] | 5978 |
|
| 2 | used [prep] a [noun sg] | 1534 |
|
| 3 | used [prep] [det] [noun sg] | 635 |
|
| 4 | used [prep] [det] a | 24 |
|
| 5 | used [det] a [noun sg] | 5 |
|
