| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun prp] in a | 817 |
|
| 2 | [prep] [noun prp] in [det] | 396 |
|
| 3 | [prep] [noun prp] a [det] | 137 |
|
| 4 | [noun prp] in a [det] | 32 |
|
| 5 | [prep] in a [det] | 7 |
|
