| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [prep] [art] 30 per | 10 |
|
| 2 | [noun sg] [prep] [art] 30 per | 10 |
|
| 3 | [noun sg] of [art] 30 per | 6 |
|
| 4 | [noun sg] [prep] a 30 per | 6 |
|
| 5 | [noun sg] of [art] 30 per | 6 |
|
