| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [prep] a | 9197 |
|
| 2 | [n mass] [prep] a | 4996 |
|
| 3 | [det] [n mass] [prep] | 3813 |
|
| 4 | [det] [n mass] a | 114 |
|
